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1.
Artigo em Inglês | MEDLINE | ID: mdl-38500777

RESUMO

Early diagnosis and treatment of infectious tuberculosis (TB) is essential to the attainment of global targets specified in the End TB Strategy. Using case-based TB surveillance data, we analysed delays in health seeking, diagnosis and treatment among TB patients in Mongolia from 2018 to 2021. We calculated the median and interquartile range (IQR) for "diagnostic delay," defined as the time from symptom onset to diagnosis, subdivided into "health-seeking delay" (time from symptom onset to first visit to a health facility) and "health facility diagnostic delay" (time from first health facility visit to diagnosis), and for "treatment delay," defined as the time from diagnosis to start of treatment. We also calculated "total delay," defined as the time from symptom onset to treatment start. Based on data for 13 968 registered TB patients, the median total delay was estimated to be 37 days (IQR, 19-76). This was mostly due to health-seeking delay (median, 23 days; IQR, 8-53); in contrast, health facility diagnostic delay and treatment delay were relatively short (median, 1 day; IQR, 0-7; median, 1 day; IQR, 0-7, respectively). In 2021, health-seeking delay did not differ significantly between men and women but was shorter in children than in adults and shorter in clinically diagnosed than in bacteriologically confirmed TB cases. Health-seeking delay was longest in the East region (median, 44.5 days; IQR, 20-87) and shortest in Ulaanbaatar (median, 9; IQR, 14-64). TB treatment delay was similar across sexes, age groups and types of TB diagnosis but slightly longer among retreated cases and people living in Ulaanbaatar. Efforts to reduce TB transmission in Mongolia should prioritize decreasing delays in health seeking.


Assuntos
Tuberculose Pulmonar , Tuberculose , Adulto , Masculino , Criança , Humanos , Feminino , Tuberculose Pulmonar/epidemiologia , Diagnóstico Tardio , Mongólia/epidemiologia , Tempo para o Tratamento , Estudos Transversais , Tuberculose/diagnóstico , Tuberculose/tratamento farmacológico , Tuberculose/epidemiologia , Aceitação pelo Paciente de Cuidados de Saúde
2.
BMC Cancer ; 24(1): 356, 2024 Mar 20.
Artigo em Inglês | MEDLINE | ID: mdl-38504258

RESUMO

INTRODUCTION: In Mongolia, there has been limited research on the posttreatment survival rate, recurrence, and occurrence of oral cancer. The goal of this study is to investigate the risk factors that contribute to the recurrence of oral cancer to increase survival rates, facilitate early detection, and improve treatment accuracy. METHOD: A retrospective cohort method was used, with medical records from 173 patients diagnosed with squamous cell carcinoma of the mouth at the National Cancer Center of Mongolia's Department of Head and Neck Surgery, Radio, and Chemotherapy between 2012 and 2017. The Mongolian National University of Medical Sciences' Research Ethics Committee approved the project. RESULTS: The findings revealed that 109 cases (63.0%) were men and 64 (37.0%) were females, with a large proportion of patients (28.3%) falling between the ages of 61 and 70. Men had a 3.8 times higher risk of cancer recurrence than women (OR = 3.79, CI = 1.24-11.57). Furthermore, lymph node metastases and treatment were linked to oral cancer recurrence. CONCLUSION: This study offers light on the factors that influence the recurrence of oral cancer, giving useful insights for improving patient outcomes through early detection and proper treatment.


Assuntos
Neoplasias de Cabeça e Pescoço , Neoplasias Bucais , Masculino , Humanos , Feminino , Pessoa de Meia-Idade , Idoso , Estudos Retrospectivos , Mongólia/epidemiologia , Estadiamento de Neoplasias , Recidiva Local de Neoplasia/epidemiologia , Recidiva Local de Neoplasia/patologia , Neoplasias Bucais/epidemiologia , Neoplasias Bucais/terapia , Neoplasias Bucais/patologia , Neoplasias de Cabeça e Pescoço/patologia
3.
Influenza Other Respir Viruses ; 18(4): e13277, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38544454

RESUMO

BACKGROUND: Following the first locally transmitted case in Sukhbaatar soum, Selenge Province, we aimed to investigate the ultimate scale of the epidemic in the scenario of uninterrupted transmission. METHODS: This was a prospective case study following the locally modified WHO FFX cases generic protocol. A rapid response team collected data from November 14 to 29, 2020. We created a stochastic process to draw many transmission chains from this greater distribution to better understand and make inferences regarding the outbreak under investigation. RESULTS: The majority of the cases involved household transmissions (35, 52.2%), work transmissions (20, 29.9%), index (5, 7.5%), same apartment transmissions (2, 3.0%), school transmissions (2, 3.0%), and random contacts between individuals transmissions (1, 1.5%). The posterior means of the basic reproduction number of both the asymptomatic cases R 0 Asy $$ {R}_0^{Asy} $$ and the presymptomatic cases R 0 Pre $$ {R}_0^{Pre} $$ (1.35 [95% CrI 0.88-1.86] and 1.29 [95% CrI 0.67-2.10], respectively) were lower than that of the symptomatic cases (2.00 [95% Crl 1.38-2.76]). CONCLUSION: Our study highlights the heterogeneity of COVID-19 transmission across different symptom statuses and underscores the importance of early identification and isolation of symptomatic cases in disease control. Our approach, which combines detailed contact tracing data with advanced statistical methods, can be applied to other infectious diseases, facilitating a more nuanced understanding of disease transmission dynamics.


Assuntos
COVID-19 , Humanos , COVID-19/epidemiologia , SARS-CoV-2 , Mongólia , Busca de Comunicante , Surtos de Doenças/prevenção & controle
4.
Public Health Nutr ; 27(1): e89, 2024 Feb 12.
Artigo em Inglês | MEDLINE | ID: mdl-38343162

RESUMO

OBJECTIVE: To understand the extent to which national salt reduction strategies in Malaysia and Mongolia were implemented and achieving their intended outcomes. DESIGN: Multiple methods process evaluations conducted at the mid-point of strategy implementation, guided by theoretical frameworks. SETTING: Malaysia (2018-2019) and Mongolia (2020-2021). PARTICIPANTS: Desk-based reviews of related documents, interviews with key stakeholders (n 12 Malaysia, n 10 Mongolia), focus group discussions with health professionals in Malaysia (n 43) and health provider surveys in Mongolia (n 12). RESULTS: Both countries generated high-quality local evidence about salt intake and levels in foods and culturally specific education resources. In Malaysia, education and reformulation activities were delivered with moderate dose (quantity) but reach among the population was low. Within 5 years, Mongolia implemented education among schools, health professionals and food producers on salt reduction with high reach, but with moderate dose (quantity) and reach among the general population. Both countries faced challenges in implementing legislative interventions (mandatory salt labelling and salt limits in packaged foods) and both could improve the scaling up of their reformulation and education activities. CONCLUSIONS: In the first half of Malaysia's and Mongolia's strategies, both countries generated necessary evidence and education materials, mobilised health professionals to deliver salt reduction education and achieved small-scale reformulation in foods. Both subsequently should focus on implementing regulatory policies and achieving population-wide reach and impact. Process evaluations of existing salt reduction strategies can help strengthen intervention delivery, aiding achievement of WHO's 30 % reduction in salt intake by 2025 target.


Assuntos
Cloreto de Sódio na Dieta , Humanos , Mongólia/epidemiologia , Malásia , Grupos Focais , Inquéritos e Questionários
5.
Congenit Anom (Kyoto) ; 64(2): 40-46, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-38308585

RESUMO

The frequency of cleft lip with/without palate (CL/P) in the Mongolian population is approximately 1 in 1314 live births. This research aims to disseminate information about this congenital disability to the public to better understand CL/P, and people's fissures, and review administrative measures, as there is a lack of research in this area. A questionnaire survey was conducted using Google Forms, with 1000 Mongolian participants. Most participants (86.7%) said they had knowledge of the word, whereas 86.2% said they had knowledge of the condition. Most participants' answers were question-related disadvantages of CL/P patients, including statements such as "It's uncomfortable in human relationships" and "It makes an uncomfortable impression on the person you meet the first time." The results of this study revealed that most Mongolians were aware of CL/P and are concerned about patients. However, the causes of CL/P in the general population remain unknown, and further research is needed in this area.


Assuntos
Fenda Labial , Fissura Palatina , Feminino , Humanos , Fenda Labial/diagnóstico , Fenda Labial/epidemiologia , Fissura Palatina/diagnóstico , Fissura Palatina/epidemiologia , Mongólia/epidemiologia , Inquéritos e Questionários
6.
Emerg Infect Dis ; 30(3): 490-498, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-38407131

RESUMO

Starting in June 2016, the 13-valent pneumococcal conjugate vaccine (PCV13) was introduced into the routine immunization program of Mongolia by using a 2+1 dosing schedule, phased by district. We used prospective hospital surveillance to evaluate the vaccine's effect on pneumonia incidence rates among children 2-59 months of age over a 6-year period. Of 17,607 children with pneumonia, overall adjusted incidence rate ratios showed decreased primary endpoint pneumonia, very severe pneumonia, and probable pneumococcal pneumonia until June 2021. Results excluding and including the COVID-19 pandemic period were similar. Pneumonia declined in 3 districts that introduced PCV13 with catch-up campaigns but not in the 1 district that did not. After PCV13 introduction, vaccine-type pneumococcal carriage prevalence decreased by 44% and nonvaccine-type carriage increased by 49%. After PCV13 introduction in Mongolia, the incidence of more specific pneumonia endpoints declined in children 2-59 months of age; additional benefits were conferred by catch-up campaigns.


Assuntos
Pandemias , Pneumonia Pneumocócica , Criança , Humanos , Vacinas Conjugadas , Incidência , Mongólia/epidemiologia , Estudos Prospectivos , Pneumonia Pneumocócica/epidemiologia , Pneumonia Pneumocócica/prevenção & controle
7.
Artigo em Inglês | MEDLINE | ID: mdl-38359091

RESUMO

A novel filamentous actinobacterium designated strain 4-36T showing broad-spectrum antifungal activity was isolated from a coal mining site in Mongolia, and its taxonomic position was determined using polyphasic approach. Optimum growth occurred at 30 °C, pH 7.5 and in the absence of NaCl. Aerial and substrate mycelia were abundantly formed on agar media. The colour of aerial mycelium was white and diffusible pigments were not formed. Phylogenetic analyses based on 16S rRNA gene sequence showed that strain 4-36T formed a distinct clade within the genus Amycolatopsis. The 16S rRNA gene sequence similarity showed that the strain was mostly related to Amycolatopsis lexingtonensis DSM 44544T and Amycolatopsis rifamycinica DSM 46095T with 99.3 % sequence similarity. However, the highest digital DNA-DNA hybridization value to closest species was 44.1 %, and the highest average nucleotide identity value was 90.2 %, both of which were well below the species delineation thresholds. Chemotaxonomic properties were typical of the genus Amycolatopsis, as the major fatty acids were C15 : 0, iso-C16 : 0 and C16 : 0, the cell-wall diamino acid was meso-diaminopimelic acid, the quinone was MK-9(H4), and the main polar lipids were diphosphatidylglycerol, phosphatidylmethanolamine and phosphatidylethanolamine. The in silico prediction of chemotaxonomic markers was also carried out by phylogenetic analysis. The genome mining for biosynthetic gene clusters of secondary metabolites in strain 4-36T revealed the presence of 34 gene clusters involved in the production of polyketide synthase, nonribosomal peptide synthetase, ribosomally synthesized and post-translationally modified peptide, lanthipeptide, terpenes, siderophore and many other unknown clusters. Strain 4-36T showed broad antifungal activity against several filamentous fungi. The phenotypic, biochemical and chemotaxonomic properties indicated that the strain could be clearly distinguished from other species of Amycolatopsis, and thus the name Amycolatopsis mongoliensis sp. nov. is proposed accordingly (type strain, 4-36T=KCTC 39526T=JCM 30565T).


Assuntos
Actinomycetales , Minas de Carvão , Ácidos Graxos/química , Amycolatopsis , Antifúngicos/farmacologia , Filogenia , RNA Ribossômico 16S/genética , Mongólia , Técnicas de Tipagem Bacteriana , DNA Bacteriano/genética , Composição de Bases , Análise de Sequência de DNA , Fosfolipídeos/química
8.
Trop Med Int Health ; 29(4): 273-279, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38228503

RESUMO

OBJECTIVE: To examine the association between home safety hazards and unintentional poisoning in children in Mongolia. METHODS: We conducted a case-control study using structured questionnaires to investigate safety behaviours, safety equipment use, and home hazards in households with or without children aged 0-5 years who had suffered from poisoning at home (i.e., cases and controls). We recruited 190 cases (105 medicinal and 84 non-medicinal poisonings, and one each) at the National Center for Maternal and Child Health and 379 controls in the communities between 1 March and 30 October 2021. RESULTS: There were large differences between cases' and controls' households in safety behaviours and home hazards: the failure to store all medicines out of reach of children (68% of cases vs. 25% of controls), the failure to store all medicines safely (out of reach, locked or non-existent) (61% vs. 22%), the failure to put all medicines away immediately after use (77% vs. 43%), the presence of things that a child could climb on to reach high surfaces (82% vs. 67%), the presence of medicines transferred into different containers (28% vs. 9%) and the presence of household products transferred into different containers (28% vs. 16%). These home safety hazards were strongly associated with poisoning after controlling for confounders. CONCLUSION: Children's risk of unintentional poisoning was strongly associated with the unsafe storage of potentially poisonous agents by caregivers and home hazards. Since unsafe storage is widespread, a fail-safe approach such as child-resistant closure of medicines and household products should be considered.


Assuntos
Intoxicação , Equipamentos de Proteção , Humanos , Lactente , Estudos de Casos e Controles , Mongólia , Família , Inquéritos e Questionários , Intoxicação/epidemiologia
9.
BMC Health Serv Res ; 24(1): 16, 2024 Jan 04.
Artigo em Inglês | MEDLINE | ID: mdl-38178108

RESUMO

BACKGROUND: The urban population health initiative was designed as a multidisciplinary, multisector programme to address cardiovascular (CV) disease, specifically hypertension and its underlying causes in the cities of Ulaanbaatar, Mongolia; Dakar, Senegal; and São Paulo, Brazil. This article aims to provide an overview of the history and dynamics of CV disease policy making in the three countries, to present the policy reform contributions of the initiative and its role in the policy agenda-setting framework/process in each country and to identify the enablers and challenges to the initiative for doing so. METHODS: A qualitative case study was conducted for each setting from November 2020 to January 2021, comprised of a document review, semi-structured in-depth interviews and unstructured interviews with stakeholders involved in the initiative. The literature review included documents from the initiative and the peer-reviewed and grey literature with a total of 188 documents screened. Interviews were conducted with 21 stakeholders. Data collection and thematic analysis was guided by (i) the Kingdon multiple streams conceptual framework with the main themes being CV disease problems, policy, politics and the role of policy entrepreneurs; and (ii) the study question inquiring on the role of the urban population health initiative at the CV disease policy level and enabling and challenging factors to advancing CV disease policy. Data were thematically analysed using the Framework Method. RESULTS: Each setting was characterized by a high hypertension and CV disease burden combined with an aware and proactive political environment. Policy outcomes attributed to the initiative were updating the guidelines and/or algorithms of care for hypertension and including revised physical and nutritional education in school curricula, in each city. Overall, the urban health initiative's effects in the policy arena, were most prominent in Mongolia and Senegal, where the team effectively acted as policy entrepreneur, promoting the solutions/policies in alignment with the most pressing local problems and in strong involvement with the political actors. The initiative was also involved in improving access to CV disease drugs at primary health levels. Its success was influenced by the local governance structures, the proximity of the initiative to the policy makers and the local needs. In Brazil, needs were expressed predominantly in the clinical practice. CONCLUSIONS: This multi-country experience shows that, although the policy and political environment plays its role in shaping initiatives, often the local priority needs are the driving force behind wider change.


Assuntos
Política de Saúde , Hipertensão , Humanos , Saúde da População Urbana , Mongólia/epidemiologia , Senegal/epidemiologia , Brasil , Hipertensão/epidemiologia , Hipertensão/prevenção & controle
10.
Emerg Infect Dis ; 30(2): 391-394, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38270179

RESUMO

We report an outbreak of COVID-19 in a beaver farm in Mongolia in 2021. Genomic characterization revealed a unique combination of mutations in the SARS-CoV-2 of the infected beavers. Based on these findings, increased surveillance of farmed beavers should be encouraged.


Assuntos
COVID-19 , Humanos , COVID-19/epidemiologia , Mongólia/epidemiologia , SARS-CoV-2/genética , Fazendas , Surtos de Doenças
11.
Sci Rep ; 14(1): 2484, 2024 01 30.
Artigo em Inglês | MEDLINE | ID: mdl-38291198

RESUMO

In Mongolia, there is limited data on the prevalence and correlates of common mental health conditions. This study addresses this data gap by exploring anxiety, depression, and brain overwork. The aim of this study was to determine normative data on these conditions in the general population of Mongolia. This nationwide, population-based, cross-sectional study was conducted in 48 sampling centers across Mongolia in 2020. A total of 613 participants (190 men and 423 women) with a mean age of 41.8 ± 12.4 years were recruited. The participants completed the Hospital Anxiety and Depression Scale (HADS) and the Brain Overwork Scale (BOS-10). Vital signs, body measurements, and lifestyle determinants were also assessed. The prevalence of anxiety was 9.9%, depression was 4.9%, and brain overwork was 18.3% among the participants. Anxiety and depression were correlated with brain overwork symptoms. Brain overwork was associated with young age, unemployment, low income, and alcohol use. These findings suggest that anxiety, depression, and brain overwork are a significant problem in the general population of Mongolia. Further research is needed to develop effective interventions to reduce the prevalence and risk factors of anxiety, depression, and brain overwork.


Assuntos
Ansiedade , Depressão , Masculino , Humanos , Feminino , Adulto , Pessoa de Meia-Idade , Depressão/psicologia , Estudos Transversais , Mongólia/epidemiologia , Ansiedade/psicologia , Prevalência , Encéfalo
12.
J Phys Act Health ; 21(3): 283-293, 2024 Mar 01.
Artigo em Inglês | MEDLINE | ID: mdl-38242111

RESUMO

BACKGROUND: There is a lack of evidence regarding 24-hour movement behaviors of young children from low- and middle-income countries. This study examined Mongolian preschoolers' adherence to the World Health Organization's guidelines for physical activity, sedentary behavior, and sleep; their associations with health indicators, and the feasibility of the SUNRISE International study in Mongolia. METHODS: Preschool-aged children were recruited from 5 kindergartens in urban and rural areas of Ulaanbaatar city and Tuv province in Mongolia. Physical activity and sedentary behavior were measured by an ActiGraph accelerometer worn for 5 consecutive days. Screen time and sleep were reported by parents. The National Institute of Health and Early Years Toolboxes were used to assess motor skills and executive function, respectively. RESULTS: One hundred and one children participated in the study (mean age = 4.82 y, boys = 58), with 88% (n = 89) having complete data for analysis. The proportion of children who met the recommendations for physical activity, sedentary screen time, and sleep was 61%, 23%, and 82%, respectively. Only 7% met all recommendations. Meeting the sleep recommendation individually (P = .032) and in combination with the physical activity recommendation was associated with better gross (P = .019) and fine (P = .042) motor skills. Spending more time in physical activity was positively correlated with motor development. Results confirmed that the SUNRISE study protocol was feasible, age-appropriate, and enjoyable for children. CONCLUSIONS: The results of the SUNRISE pilot study will help inform the SUNRISE Mongolia main study and lay the groundwork for future research into children's 24-hour movement behaviors in Mongolia.


Assuntos
Exercício Físico , Comportamento Sedentário , Masculino , Criança , Humanos , Pré-Escolar , Estudos de Viabilidade , Prevalência , Mongólia , Projetos Piloto , Organização Mundial da Saúde , Sono
13.
Lancet Diabetes Endocrinol ; 12(1): 29-38, 2024 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-38048799

RESUMO

BACKGROUND: Vitamin D supplementation has been shown to increase total hip areal bone mineral density in healthy children and adolescents. We aimed to investigate whether supplementing schoolchildren living in Mongolia with weekly vitamin D3 for 3 years affected fracture risk. METHODS: We did a multicentre, double-blind, randomised, placebo-controlled trial across 18 public schools in Ulaanbaatar, Mongolia. Schoolchildren were eligible if they were aged 6-13 years at screening, had a negative QuantiFERON-TB Gold In-tube assay (QFT) result, were not hypersensitive to vitamin D or immunocompromised, did not use vitamin D supplements, did not have clinical signs of rickets, and had no intention of leaving Ulaanbaatar within 3 years. Participants were randomly assigned (1:1) to receive either vitamin D (oral dose of 14 000 international units [IU] vitamin D3, once per week) or placebo for 3 years using permuted block randomisation stratified by school of attendance. Participants, care providers, and all trial staff were masked to group assignment during the intervention. Prespecified secondary outcomes were incidence of fractures and adverse events, ascertained using questionnaires. The fracture and safety analyses included participants who completed at least one follow-up fracture questionnaire. We estimated adjusted risk ratios (RRs) and 95% CIs using generalised linear models with binomial distribution and a log link function with adjustment for school of attendance. The trial is registered with ClinicalTrials.gov, NCT02276755, and the intervention ended in May, 2019. FINDINGS: Between Sept 2, 2015, and March 20, 2017, 11 475 children were invited to participate in the study and 8851 were recruited and randomly assigned to receive either vitamin D (n=4418) or placebo (n=4433). 8348 participants were included in the fracture and safety analyses (4176 [94·5%] in the vitamin D group and 4172 [94·1%] in the placebo group). Of these, 4125 (49·4%) were female, 4223 (50·6%) were male, and 7701 (92·2%) were of Khalkh ancestry. Median age was 9·2 years (IQR 8·0-10·7) and 7975 (95·5%) participants had baseline serum 25-hydroxyvitamin D concentrations less than 50 nmol/L. During a median follow-up of 3·0 years (IQR 2·9-3·1), 268 (6·4%) participants in the vitamin D group and 253 (6·1%) in the placebo group reported one or more fractures (adjusted RR 1·10, 95% CI 0·93-1·29; p=0·27). Incidence of adverse events did not differ between study groups. INTERPRETATION: Oral vitamin D supplementation at a dose of 14 000 IU/week for 3 years was safe, but did not influence fracture risk in schoolchildren living in Mongolia who had a high baseline prevalence of vitamin D deficiency. FUNDING: US National Institutes of Health.


Assuntos
Fraturas Ósseas , Vitamina D , Criança , Adolescente , Masculino , Feminino , Humanos , Mongólia/epidemiologia , Vitaminas/uso terapêutico , Colecalciferol/efeitos adversos , Fraturas Ósseas/epidemiologia , Fraturas Ósseas/prevenção & controle , Suplementos Nutricionais , Método Duplo-Cego
14.
Acta Psychol (Amst) ; 242: 104118, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38150913

RESUMO

Violence against women persists globally, transcending intersecting backgrounds, such as race, gender, socio-economic status, education, and ableness. The reality remains that women across diverse intersections continue to endure various forms of violence. According to a nationwide study, 30 % of women experience intimate partner violence during their lifetime in Mongolia. The present research adopts an intersectional lens to comprehensively address the survival experiences of Mongolian women who had lived through intimate partner violence. In-depth semi-structured interviews were conducted with 21 participants recruited through purposive sampling, most of whom had ended a relationship involving intimate partner violence. Thematic analysis was used to identify patterns and themes among survival experiences. Although women's experiences varied, intimate partner violence confronted them with the dilemma of maintaining or going against traditional values, including family unity when seeking protection (and safety) for themselves and their children. The women's survival experiences included a combination of building a sense of community and rebuilding a sense of self, while self-contentment was achieved when the women ceased to blame themselves. This study highlights a critical shift in mindset and behavior by investigating the survival experiences of women who defy social norms, prioritizing family unity over personal well-being. Recognition of survivors' efforts to cease self-blame and seek support signifies a crucial advancement in the survival process. The findings suggest a positive trend toward self-empowerment and a willingness to access the necessary resources and support systems. From a practical standpoint, these findings advocate for strengthening current interventions that empower survivors to challenge norms, cease self-blame, and actively seek assistance.


Assuntos
Violência por Parceiro Íntimo , Criança , Humanos , Feminino , Mongólia , Projetos de Pesquisa , Normas Sociais
15.
J Surg Res ; 295: 776-782, 2024 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-38150869

RESUMO

INTRODUCTION: Breast cancer is the most diagnosed cancer among Mongolian women and mortality rates are high. We describe a virtual multi-institutional and multidisciplinary tumor board (MTB) for breast cancer created to assist the National Cancer Center of Mongolia. MATERIALS AND METHODS: A virtual MTB for breast cancer was conducted with participation of two United States and 1 Mongolian cancer centers. A standardized template for presentations was developed. Recommendations were summarized and shared with participants. Collected data included patient demographics, tumor characteristics, stage, imaging and treatments performed, and recommendations. Questions were categorized as treatment, diagnosis, or palliative questions. RESULTS: Fifteen patients were evaluated. Median age was 39 y. 86.7% of breast cancers were invasive ductal cancers and 13.3% were metaplastic carcinomas. 53.3% were estrogen and progesterone receptor positive (ER+/PR+), 60% were HER2+, 13.3% were triple negative, and 26.7% were recurrent. 40% of patients were evaluated with mammography. 6% received positron emission tomography scans for metastatic evaluation. 66.7% of surgical patients received neoadjuvant chemotherapy. Herceptin was administered to 55.6% of patients with Her2+ cancers. Modified radical mastectomy was most commonly performed and reconstruction was rare. Sentinel lymph node biopsy was not performed. 66.7% of ER+/PR+ patients received endocrine therapy. 6.7% of patients received radiation. 75% of MTB questions pertained to treatment. Recommendations were related to systemic therapy (40%), surgical management (33.3%), pathology (13.3%), and imaging (13.3%). CONCLUSIONS: This study illustrates the development of an international, virtual, multi-institutional breast cancer MTB and provides insight into challenges and potential interventions to improve breast cancer care in Mongolia.


Assuntos
Neoplasias da Mama , Carcinoma , Humanos , Feminino , Adulto , Neoplasias da Mama/terapia , Neoplasias da Mama/tratamento farmacológico , Mongólia/epidemiologia , Mastectomia , Receptor ErbB-2 , Carcinoma/cirurgia , Terapia Neoadjuvante , Receptores de Progesterona
16.
PLoS One ; 18(12): e0295167, 2023.
Artigo em Inglês | MEDLINE | ID: mdl-38064430

RESUMO

The SARS-CoV-2 vaccination campaign began in February 2021 and achieved a high rate of 62.7% of the total population fully vaccinated by August 16, 2021, in Mongolia. We aimed to assess the initial protective antibody production after two doses of a variety of types of SARS-CoV-2 vaccines in the Mongolian pre-vaccine antibody-naïve adult population. This prospective study was conducted from March-April to July-August of 2021. All participants received one of the four government-proposed COVID-19 vaccines including Pfizer/BioNTech (BNT162b2), AstraZeneca (ChAdOx1-S), Sinopharm (BBIBP-CorV), and Sputnik V (Gam-COVID-Vac). Before receiving the first shot, anti-SARS-CoV-2 S-RBD human IgG titers were measured in all participants (n = 1833), and titers were measured 21-28 days after the second shot in a subset of participants (n = 831). We found an overall average protective antibody response of 84.8% (705 of 831 vaccinated) in 21-28 days after two doses of the four types of COVID-19 vaccines. Seropositivity and titer of protective antibodies produced after two shots of vaccine were associated with the vaccine types, age, and residence of vaccinees. Seropositivity rate varied significantly between vaccine types, 80.0% (28 of 35) for AstraZeneca ChAdOx1-S; 97.0% (193 of 199) for Pfizer BNT162b2; 80.7% (474 of 587) for Sinopharm BBIBP-CorV, and 100.0% (10 of 10) for Sputnik V Gam-COVID-Vac, respectively. Immunocompromised vaccinees with increased risk for developing severe COVID-19 disease had received the Pfizer vaccine and demonstrated a high rate of seropositivity. A high geometric mean titer (GMT) was found in vaccinees who received BNT162b2, while vaccinees who received ChAdOx1-S, Sputnik V, and BBIBP-CorV showed a lower GMT. In summary, we observed first stages of the immunization campaign against COVID-19 in Mongolia have been completed successfully, with a high immunogenicity level achieved among the population with an increased risk for developing severe illness.


Assuntos
Vacinas contra COVID-19 , COVID-19 , Adulto , Animais , Humanos , Vacina BNT162 , Formação de Anticorpos , Mongólia , Estudos Prospectivos , COVID-19/prevenção & controle , SARS-CoV-2 , ChAdOx1 nCoV-19 , Imunoglobulina G , Gerbillinae , Programas de Imunização , Vacinação , Anticorpos Antivirais
17.
Dokl Biol Sci ; 512(1): 289-294, 2023 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-38087015

RESUMO

The holotype of Hapalodectes dux Lopatin, 2001 from the Upper Paleocene of Mongolia (Tsagan-Khushu locality, Naran Bulak Formation, Zhigden Member) is a lower jaw with complete dentition, showing healed alveoli in place of the right P3. Examination of the holotype using X-ray microtomography revealed a rare dental anomaly previously unknown in fossil mammals, namely the presence of the inverted (positioned upside down and rotated lingual side labially) impacted premolar inside the dentary. The cause of this anomaly may be an aberration of a tooth bud location or an injury.


Assuntos
Arcada Osseodentária , Dente Impactado , Animais , Humanos , Mongólia , Mandíbula , Mamíferos , Dente Impactado/etiologia
18.
Pharm. pract. (Granada, Internet) ; 21(4)oct.- dec. 2023. tab
Artigo em Inglês | IBECS | ID: ibc-229973

RESUMO

Over a long history, the pharmacy was developed in close connection with Traditional Mongolian Medicine (TMM) as one part of it. TMM was Mongolia's only available healthcare method before Western medicine was introduced in the 19th century. The pharmaceutical sector, founded in 1923, played an essential role in the health system of Mongolia over the last hundred years. During the socialist time, the pharmaceutical sector was state-owned, and privatization started in 1990 when Mongolia transitioned to a market economy from a centrally planned economy. Mongolian current pharmaceutical sector is fully privatized except for public hospital pharmacies, and as of the end of 2021, 2822 pharmaceutical facilities were operating in Mongolia. Before the transition to the market economy, the functions of the pharmaceutical sector were mainly focused on the production, supply, compounding, and dispensing of drugs. Still, since 1990, the scope of pharmaceutical care services has changed. The pharmaceutical care service has been transferring from product-oriented to patient-centered care since the mid-1990s (AU)


Assuntos
Humanos , Assistência Farmacêutica/história , Indústria Farmacêutica/história , Mongólia
19.
Immun Inflamm Dis ; 11(12): e1095, 2023 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-38156392

RESUMO

BACKGROUND: Coronavirus disease (COVID-19) has had a significant impact globally, and extensive genomic research has been conducted on severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) lineage patterns and its variants. Mongolia's effective response resulted in low prevalence until vaccinations became available. However, due to the lack of systematically collected data and absence of whole genome sequencing capabilities, we conducted a two-stepped, nationally representative molecular epidemiologic study of SARS-CoV-2 in Mongolia for 2020 and 2021. METHODS: We used retrospective analysis of stored biological samples from November 2020 to October 2021 and a variant-specific real-time reverse transcription polymerase chain reaction (RT-PCR) test to detect SARS-CoV-2 variants, followed by whole genome sequencing by Nanopore technology. Samples were retrieved from different sites and stored at -70°C deep freezer, and tests were performed on samples with cycle threshold <30. RESULTS: Out of 4879 nucleic acid tests, 799 whole genome sequencing had been carried out. Among the stored samples of earlier local transmission, we found the 20B (B.1.1.46) variant predominated in the earlier local transmission period. A slower introduction and circulation of alpha and delta variants were observed compared to global dynamics in 2020 and 2021. Beta or Gamma variants were not detected between November 2020 and September 2021 in Mongolia. CONCLUSIONS: SARS-CoV-2 variants of concerns including alpha and delta were delayed in circulation potentially due to public health stringencies in Mongolia. We are sharing our initial experience with whole genome sequencing of SARS-CoV-2 from Mongolia, where sequencing data is sparse.


Assuntos
COVID-19 , Sequenciamento por Nanoporos , Humanos , Epidemiologia Molecular , SARS-CoV-2/genética , COVID-19/epidemiologia , Países em Desenvolvimento , Mongólia/epidemiologia , Estudos Retrospectivos
20.
Health Promot Int ; 38(6)2023 Dec 01.
Artigo em Inglês | MEDLINE | ID: mdl-38156876

RESUMO

Low- and middle-income countries are increasingly faced with a triple burden of malnutrition: endemic underweight, micronutrient deficiencies and rising prevalence of overweight. This study aimed to address existing knowledge gaps and to identify priority policy options in Mongolia, the Philippines and Vietnam. A landscape analysis approach was adopted using methods set out in a UNICEF global toolkit. Quantitative and qualitative data were compiled from a range of global and national sources on childhood overweight and obesity, risk factors and policy responses. Key informant interviews and validation workshops were undertaken with key food and nutrition stakeholders from government and non-government organizations to identify priority policy options for the prevention of overweight and obesity among children. Overweight and obesity among children are increasing in all three countries. Associated risk factors are related to maternal nutrition, birthweight, breastfeeding, as well as diets and physical activity shaped by increasingly obesogenic environments. Key informants identified undefined policy approaches, poor community understanding and food and beverage industry influence as barriers to addressing overweight and obesity. Key policy priorities include restricting the marketing of unhealthy food and beverages, unhealthy food and beverage taxation, introduction of front-of-pack nutrition labels and improving school nutrition environments. Mongolia, the Philippines and Vietnam are all facing an increasing burden of childhood overweight and obesity. Despite differing national contexts, similar environmental factors are driving this rise. A suite of evidence-based policies can effectively be introduced to address obesogenic environments.


Assuntos
Desnutrição , Obesidade Pediátrica , Criança , Humanos , Obesidade Pediátrica/epidemiologia , Obesidade Pediátrica/prevenção & controle , Sobrepeso/epidemiologia , Sobrepeso/prevenção & controle , Filipinas/epidemiologia , Vietnã/epidemiologia , Mongólia/epidemiologia , Política Nutricional
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