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1.
Artículo en Inglés, Portugués | LILACS-Express | LILACS | ID: biblio-1553824

RESUMEN

Introdução: Acidentes ofídicos são doenças negligenciadas e constituem uma parcela importante da morbidade de pessoas em idade produtiva que vivem em zonas rurais. A maior parte dos seus efeitos a curto prazo é amplamente conhecida, especialmente aqueles de natureza clínica; no entanto, ainda se observa lacuna importante do conhecimento das consequências a longo prazo de tais agravos, notadamente as de ordem psíquica. Este artigo relata um caso de adoecimento mental subsequente a um acidente crotálico e gera reflexões de âmbito cultural e fisiopatológico a respeito das sequelas de tais eventos. Apresentação do caso: Trata-se de adolescente residente no interior baiano que foi vítima de mordedura por cascavel e teve necessidade de hospitalização em unidade de terapia intensiva. Observou-se que, mesmo após melhora clínica, iniciou com sintomas psicóticos prodrômicos e progrediu para piora mental grave, que culminou em internação psiquiátrica e diagnóstico de esquizofrenia no decorrer dos meses seguintes. Conclusões: Nota-se, neste caso, correlação direta entre esses dois eventos; mas, em razão da escassez de trabalhos científicos que abordem tais questões, depreende-se que é preciso investigar e estudar com maior profundidade possíveis associações entre acidentes crotálicos e psicoses.


Introduction: Snakebites are neglected diseases and constitute an important part of the morbidity of working-age people who live in rural areas. Most of their short-term effects are widely known, especially those of a clinical nature; however, there is still an important gap in the knowledge of the long-term consequences of such injuries, notably those of a psychotic nature. This article aims to report a case of mental illness subsequent to a rattlesnake bite accident and generate cultural and pathophysiological reflections regarding the consequences of such events. Case presentation: An adolescent residing in the interior of the state of Bahia was bitten by a rattlesnake and required hospitalization in an intensive care unit. It was observed that even after clinical improvement, the case started with prodromal psychotic symptoms and progressed to severe mental deterioration that culminated in psychiatric hospitalization and diagnosis of schizophrenia over the following months. Conclusions: In this case, there was a direct correlation between these two events, but because of the scarcity of scientific works that address such issues, it is necessary to investigate and study in greater depth possible associations between snakebite accidents and psychoses.


Introducción: Las mordeduras de serpientes son enfermedades desatendidas y constituyen una parte importante de la morbilidad de las personas en edad laboral que viven en zonas rurales. La mayoría de sus efectos a corto plazo son ampliamente conocidos, especialmente los de carácter clínico; sin embargo, todavía existe un importante vacío en el conocimiento de las consecuencias a largo plazo de este tipo de lesiones, en particular las de carácter psíquico. Este artículo tiene como objetivo informar un caso de enfermedad mental posterior a un accidente crotálico y generar reflexiones culturales y fisiopatológicas sobre las consecuencias de tales eventos. Presentación del caso: Se trata de un adolescente residente en el interior de Bahía que fue mordido por una serpiente cascabel y requirió hospitalización en unidad de cuidados intensivos. Se observó que, aún después de la mejoría clínica, comenzó con síntomas psicóticos prodrómicos y progresó a un deterioro mental severo que culminó con hospitalización psiquiátrica y diagnóstico de esquizofrenia en los meses siguientes. Conclusiones: En este caso, existe una correlación directa entre estos dos eventos pero, debido a la escasez de trabajos científicos que aborden tales cuestiones, parece necesario investigar y estudiar con mayor profundidad posibles asociaciones entre accidentes crotálicos y psicosis.

2.
Sci Rep ; 14(1): 12807, 2024 06 04.
Artículo en Inglés | MEDLINE | ID: mdl-38834718

RESUMEN

The advent of the fourth industrial revolution, characterized by artificial intelligence (AI) as its central component, has resulted in the mechanization of numerous previously labor-intensive activities. The use of in silico tools has become prevalent in the design of biopharmaceuticals. Upon conducting a comprehensive analysis of the genomes of many organisms, it has been discovered that their tissues can generate specific peptides that confer protection against certain diseases. This study aims to identify a selected group of neuropeptides (NPs) possessing favorable characteristics that render them ideal for production as neurological biopharmaceuticals. Until now, the construction of NP classifiers has been the primary focus, neglecting to optimize these characteristics. Therefore, in this study, the task of creating ideal NPs has been formulated as a multi-objective optimization problem. The proposed framework, NPpred, comprises two distinct components: NSGA-NeuroPred and BERT-NeuroPred. The former employs the NSGA-II algorithm to explore and change a population of NPs, while the latter is an interpretable deep learning-based model. The utilization of explainable AI and motifs has led to the proposal of two novel operators, namely p-crossover and p-mutation. An online application has been deployed at https://neuropred.anvil.app for designing an ideal collection of synthesizable NPs from protein sequences.


Asunto(s)
Algoritmos , Inteligencia Artificial , Humanos , Neuropéptidos/genética , Neuropéptidos/química , Diseño de Fármacos , Simulación por Computador , Aprendizaje Profundo
3.
Bioorg Med Chem Lett ; 109: 129825, 2024 May 31.
Artículo en Inglés | MEDLINE | ID: mdl-38823730

RESUMEN

Human African trypanosomiasis, or sleeping sickness, is a neglected tropical disease caused by Trypanosoma brucei rhodesiense and Trypanosoma brucei gambiense and is invariably fatal unless treated. Current therapies present limitations in their application, parasite resistance, or require further clinical investigation for wider use. Our work, informed by previous findings, presents novel 4-[4-(4-methylpiperazin-1-yl)phenyl]-6-arylpyrimidine derivatives with promising antitrypanosomal activity. In particular, 32 exhibits an in vitro EC50 value of 0.5 µM against Trypanosoma brucei rhodesiense, and analogues 29, 30 and 33 show antitrypanosomal activities in the <1 µM range. We have demonstrated that substituted 4-[4-(4-methylpiperazin-1-yl)phenyl]-6-arylpyrimidines present promising antitrypanosomal hit molecules with potential for further preclinical development.

4.
Washington, D.C.; PAHO; 2024-06-04.
en Inglés | PAHO-IRIS | ID: phr-60164

RESUMEN

Fascioliasis is a parasitic disease that affects both people and a wide variety of animals, primarily herbivores. In Latin America and the Caribbean, it is caused by the trematode Fasciola hepatica. Fascioliasis is classified by the World Health Organization (WHO) as one of the neglected tropical diseases. The Pan American Health Organization (PAHO), as part of its commitment to achieving the goals of the 2030 Agenda for Sustainable Development and the Sustainable Health Agenda for the Americas 2018-2030, has launched an initiative to eliminate communicable diseases in the Region of the Americas, which includes among its objectives the elimination of fascioliasis as a public health problem in the Americas by 2030. These operational guidelines have been developed to provide information and guidance to support endemic countries in advancing towards and achieving that goal. They have been prepared with the support of technicians from the countries as well as expert professionals from the Region and the WHO Collaborating Centre on fascioliasis and its vector snails, attempting to incorporate current practices and considering the challenges and particularities of endemic areas. While fasciolosis in animals is a problem in many countries of the Region, leading to economic losses, human fascioliasis is limited to environments where the ethnographic characteristics and socio-economic determinants necessary for human infection are present. These operational guidelines focus on such areas, typically associated with small-scale farmers and rural communities, and are framed within the "One Health" approach, integrating different sectors involved, working together and synergistically to make interventions more effective and sustainable.


Asunto(s)
Fascioliasis , Fasciola hepatica , Zoonosis , Salud Pública Veterinaria , Enfermedades Transmisibles
5.
Front Neurol ; 15: 1398764, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38846039

RESUMEN

Dizziness and postural instability are frequently observed symptoms in patient with Parkinson's disease (PD), potentially linked to vestibular dysfunction. Despite their significant impact on quality of life, these symptoms are often overlooked and undertreated in clinical practice. This review aims to summarize symptoms associated with vestibular dysfunction in patients with PD and discusses vestibular-targeted therapies for managing non-specific dizziness and related symptoms. We conducted searches in PubMed and Web of Science using keywords related to vestibular dysfunction, Parkinson's disease, dizziness, and postural instability, alongside the reference lists of relevant articles. The available evidence suggests the prevalence of vestibular dysfunction-related symptoms in patients with PD and supports the idea that vestibular-targeted therapies may be effective in improving PD symptoms.

6.
Med Trop Sante Int ; 4(1)2024 Mar 31.
Artículo en Francés | MEDLINE | ID: mdl-38846114

RESUMEN

Healthcare discriminations based on one's ethnic background is increasingly being studied in medicine. The scale of the Covid-19 pandemic has played an important role in bringing them to light. Data, although scarce, exist in France. These discriminations have an impact on the care pathway and contribute to the renunciation of care by the most affected populations. The issue of discrimination is particularly relevant in infectious diseases. Although the epidemiology of infectious diseases is unevenly distributed worldwide, erroneous social representations are prevalent and expose to a harmful prejudice against migrants with regard to infectious diseases. The transmissible nature of some infectious diseases reinforces their stigmatizing potential. In this context, it seems important to discuss the dimension to be given to social determinants, geographical origin, phenotype, and ethnicity in teaching and medical reasoning. The English-speaking world uses the concept of "race" in a structural way, whereas this "international standard" has not been applied in France until now. To improve the care of people from minority groups, it seems important to better document and teach a more nuanced clinical reasoning based on origin, without neglecting the importance of collecting and taking into account social determinants of health and environmental factors.


Asunto(s)
COVID-19 , Enfermedades Transmisibles , Medicina Tropical , Humanos , COVID-19/epidemiología , Francia/epidemiología , Enfermedades Transmisibles/epidemiología , Razonamiento Clínico , Prejuicio , Determinantes Sociales de la Salud , Pandemias
7.
PLoS One ; 19(6): e0295089, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38848396

RESUMEN

Mansonella spp. have been reported to have a wide global distribution. Despite the distribution and co-occurrence with other filarial parasites like Wuchereria bancrofti, Onchocerca volvulus and Loa loa, it is given little attention. There are few surveillance programmes for assessing the distribution of mansonellosis, due to the associated mild to no symptoms experienced by infected people. However, addressing this infection is critical to the onchocerciasis control program as current rapid diagnostic tools targeting O. volvulus have the tendency to cross react with Mansonella species. In this study we identified and characterised M. perstans from five sites in two districts in the Volta Region of Ghana and compared them to samples from other regions. Night blood smears and filter blood blots were obtained from individuals as part of a study on lymphatic filariasis. The Giemsa-stained smears were screened by microscopy for the presence of filarial parasites. Genomic DNA was extracted from blood blots from 39 individuals that were positive for M. perstans and Nested PCR targeting the internal spacer 1 (ITS-1) was conducted. Of these, 30 were sequenced and 24 sequences were kept for further analysis. Phylogenetic analysis of 194 nucleotide positions showed no differences in the samples collected. The similarities suggests that there could be one species in this area. However, more robust studies with larger sample sizes are required to draw such conclusions. We also observed a clustering of the samples from Ghana with reference sequences from Africa and Brazil, suggesting they could be related. This study draws further attention to a neglected infection, presents the first characterisation of M. perstans in Ghana and calls for more population-based studies across different geographical zones to ascertain species variations and disease distribution.


Asunto(s)
Mansonella , Mansoneliasis , Filogenia , Ghana/epidemiología , Mansonella/genética , Mansonella/aislamiento & purificación , Humanos , Mansoneliasis/epidemiología , Mansoneliasis/diagnóstico , Mansoneliasis/parasitología , Animales , Masculino , Femenino
8.
One Health Outlook ; 6(1): 11, 2024 Jun 07.
Artículo en Inglés | MEDLINE | ID: mdl-38849946

RESUMEN

Leptospirosis is one of the most neglected zoonotic infections of public health concern worldwide and a remerging infection in tropical countries such as India. The infection least explored disease and the epidemiological and other critical data are scarce for the disease rate reported and to control the infection. Leptospirosis as sapronosis is as underrated as the infection itself, and this article aims to explore the significance of this aspect of the disease. The research review aimed at the epidemiological understanding of the infection to control the negative impact of the disease. A mixed review and analysis were carried out to understand the knowledge published on the critical and understudied areas like epidemiology, transmission, diagnosis, treatment, and control of infection. A systematic analysis was carried out to extract information about the reported circulating strains, and research lacunae in India with the published data available in PubMed. The article elaborately discusses crucial inference areas of infection transmission and addresses lacunae in critically unacclaimed areas of infection to control the spread of infection using one health approach (OHA), and strategies to control leptospiral infection are proposed. The article also reviewed how and why Leptospirosis can be best studied and controlled by "One health approach" in India.

9.
Med Image Anal ; 97: 103213, 2024 May 28.
Artículo en Inglés | MEDLINE | ID: mdl-38850625

RESUMEN

Multi-modal data can provide complementary information of Alzheimer's disease (AD) and its development from different perspectives. Such information is closely related to the diagnosis, prevention, and treatment of AD, and hence it is necessary and critical to study AD through multi-modal data. Existing learning methods, however, usually ignore the influence of feature heterogeneity and directly fuse features in the last stages. Furthermore, most of these methods only focus on local fusion features or global fusion features, neglecting the complementariness of features at different levels and thus not sufficiently leveraging information embedded in multi-modal data. To overcome these shortcomings, we propose a novel framework for AD diagnosis that fuses gene, imaging, protein, and clinical data. Our framework learns feature representations under the same feature space for different modalities through a feature induction learning (FIL) module, thereby alleviating the impact of feature heterogeneity. Furthermore, in our framework, local and global salient multi-modal feature interaction information at different levels is extracted through a novel dual multilevel graph neural network (DMGNN). We extensively validate the proposed method on the Alzheimer's Disease Neuroimaging Initiative (ADNI) dataset and experimental results demonstrate our method consistently outperforms other state-of-the-art multi-modal fusion methods. The code is publicly available on the GitHub website. (https://github.com/xiankantingqianxue/MIA-code.git).

10.
J Am Acad Dermatol ; 2024 Jun 06.
Artículo en Inglés | MEDLINE | ID: mdl-38851491

RESUMEN

In this part 2 of a 2-part continuing medical education series, the management, outcomes, and morbidities for fungal skin neglected tropical diseases (NTDs), including eumycetoma, chromoblastomycosis, paracoccidioidomycosis, sporotrichosis, emergomycosis, talaromycosis, and lobomycosis are reviewed. While fungal skin NTDs are associated with poverty in resource-limited settings, they are more often associated with immunosuppression and global migration in the United States. These infections have a high morbidity burden, including disfigurement, physical disability, coinfection, malignant transformation, mental health issues, and financial impact. For most fungal skin NTDs, management is difficult and associated with low cure rates. Dermatologists play a central role in initiating appropriate treatment early in disease course in order to improve patient outcomes.

11.
Indian J Med Microbiol ; 50: 100641, 2024 Jun 07.
Artículo en Inglés | MEDLINE | ID: mdl-38825011

RESUMEN

PURPOSE: Palghar district, located in the coastal region of the Konkan division of Maharashtra, has a predominantly tribal population. Leptospirosis is a major neglected public health problem and is highly underreported in Palghar district. The study aimed to evaluate the seropositivity of Leptospira infection and its associated epidemiological factors in tribal areas of the Palghar district of Maharashtra. METHODS: The present retrospective study included 94 samples of patients clinically suspected of leptospirosis during a period of one year (2021-2022) tested at Model Rural Health Research Unit (MRHRU) Dahanu. The serum sample testing was done for the presence of specific Leptospira IgM antibodies using the Panbio™ Leptospira IgM ELISA kit. Leptospirosis seropositivity was correlated with various epidemiological risk factors. RESULTS: A total of 12 samples of patients tested positive for specific IgM antibodies by ELISA method, indicating an overall positivity of 12.8%. Among those who tested positive, fever (83.3%), headache (58.3%), myalgia (50%), redness of the eyes (50%), and calf tenderness (16.7%) were the common symptoms observed. Subjects with redness of the eyes were significantly associated with leptospirosis (p = 0.018). The highest positivity (50%) was reported from the Ganjad area of Dahanu taluka. Farmers and animal handlers were most affected by leptospirosis. CONCLUSION: The high proportion of Leptospirosis cases reflects the endemic nature of the disease in the Palghar district. This study shows seasonal trends in leptospirosis incidence over the year. The clinical presentation of leptospirosis may vary from sub-clinical to mild illness to severe and potentially fatal. The findings of this study will be important for achieving the overarching goal of One Health.

12.
J Vet Sci ; 25(3): e46, 2024 May.
Artículo en Inglés | MEDLINE | ID: mdl-38834514

RESUMEN

IMPORTANCE: Rabies is a neglected tropical viral disease most often transmitted through the bite of an infected animal. OBJECTIVE: This study assessed the level of knowledge, attitudes, and practices of the Shone Town community toward rabies. METHODS: A survey-based cross-sectional study was conducted in Shone town, Ethiopia, from November 2022 to April 2023. Woreda was selected purposefully, while Kebeles and the study populations were selected by simple random sampling. Four hundred and sixteen respondents were interviewed using a semi-structured questionnaire. RESULTS: All respondents had heard about rabies from different sources, with the majority hearing from informal sources (62%). Approximately 51.9%, 0.7%, and 47.4% of individuals were aware of saliva contact, rabid animal bites, and both as means of transmission, respectively. The survey showed that 64.4% of participants knew the 100% fatal nature of rabies once the clinical signs developed, and 35.6% did not. Approximately 51.4% of respondents agreed that killing stray dogs was an effective method for rabies prevention. In this study, 72.6% of the respondents had contact with pets, and 36.8% of the interviewees had vaccinated their dogs. Only the educational level (p = 0.03) was associated with knowledge of the transmission route. Age (p = 0.04) and educational level (p = 0.01) had a statistically significant association with knowledge of the risk of not vaccinating dogs. CONCLUSIONS AND RELEVANCE: A lack of formal education in the communities, low levels of education, and the majority of respondents acquiring their knowledge from unofficial sources are important contributors to the low levels of awareness.


Asunto(s)
Enfermedades de los Perros , Conocimientos, Actitudes y Práctica en Salud , Rabia , Rabia/veterinaria , Rabia/prevención & control , Rabia/epidemiología , Etiopía/epidemiología , Adulto , Humanos , Animales , Masculino , Estudios Transversales , Femenino , Persona de Mediana Edad , Factores de Riesgo , Perros , Encuestas y Cuestionarios , Enfermedades de los Perros/prevención & control , Enfermedades de los Perros/epidemiología , Enfermedades de los Perros/virología , Adulto Joven , Adolescente , Vacunas Antirrábicas/administración & dosificación , Anciano
13.
Transl Oncol ; 46: 101984, 2024 Jun 01.
Artículo en Inglés | MEDLINE | ID: mdl-38824874

RESUMEN

BACKGROUND: Unhealthy diets significantly contribute to stomach, colorectal and esophageal cancer burden globally. Western diets high in processed and red meats promote carcinogenesis in these gastrointestinal cancers. However, adolescent and young adult (AYA) patients' unique needs regarding these cancers have been neglected. METHODS: Data from the 2019 Global Burden of Disease study was used to quantify stomach, colorectal and esophageal cancer burden among AYAs from 1990 to 2040 across 204 countries. Correlations between the burden of these cancers and the Socio-demographic Index were examined. RESULTS: High SDI locations experienced the largest reduction in cancer DALY rate change from 1990 to 2019 (-22% [-12 to -33]), compared to a small increase in low-middle SDI regions. Middle SDI areas saw the largest reduction in DALY rate change from 1990 to 2019 (-62% [-32 to -75]), compared to a small decrease in low-middle SDI locations (-9% [-27 to 10]) in esophageal cancer. From 1990-2019, stomach cancer deaths and DALYs declined across all SDI regions, with the largest reductions in high SDI locations (-61% [-57 to -69]) and smallest in low-middle SDI areas (-25% [-13 to -34]). Colorectal cancer deaths and DALYs rose across all SDI regions except high SDI locations, which showed a slight decrease. CONCLUSION: This study demonstrates the evolving global burden of stomach, colorectal and esophageal cancers among AYAs. The highest burden was in high-middle and high SDI regions, underscoring the need to prioritize initiatives targeting these gastrointestinal malignancies in youth.

14.
Jpn J Infect Dis ; 2024 May 31.
Artículo en Inglés | MEDLINE | ID: mdl-38825457

RESUMEN

Hawai'i, the United States' most western geographic state in the Pacific, is intermediate between the North and South American continents and Indo-Pacific regions, including Japan. The Hawaiian Islands' tropical environmental conditions provide favorable ecosystems for various infectious pathogens, their vectors, and reservoirs. This creates a conducive environment for-transmission of various zoonotic diseases that affect both humans and animals. Hawai'i has experienced an increase in outbreaks of dengue, leptospirosis, and murine typhus. Further, toxoplasmosis and neuroangiostrongyliasis cases remain prevalent throughout the state, and the putative presence of autochthonous Zika cases in a retrospective study may be of national public health concern. Understanding the factors that affect the transmission and distribution of zoonoses is necessary to identify at-risk places and populations. The One Health approach seeks to understand, report, and interpret these factors and requires collaborations between private and government institutions. One Health should focus its efforts on neglected tropical diseases (NTD) and prioritize intervention development to control and prevent the transmission of diseases that spread between animals and humans. This review will focus on the epidemiological and clinical characteristics of under-recognized zoonotic and NTD affecting Hawai'i: leptospirosis, murine typhus, neuroangiostrongyliasis, toxoplasmosis, dengue, and Zika infections.

15.
Zookeys ; 1202: 213-228, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38826493

RESUMEN

In the subfamily Triatominae, the genus Rhodnius is one of the most studied, not only because of its epidemiological importance, but also because of the difficulty in differentiating its species. Currently, one of the strategies to control Chagas disease, besides other initiatives such as the analysis of donated blood, is focused on fighting the vector. Correctly identifying triatomines is essential for the entomoepidemiological surveillance of Chagas disease. The objective of the present work was to compare the species of the R.prolixus complex using geometric morphometry of hemelytra and heads to evaluate the patterns of intraspecific and interspecific allometry and their taxonomic implications. This method can help in the diagnosis of close species, whose morphological characteristics are insufficient for correct identification. Specimens from five different collections were used, covering the species included in the R.prolixus complex (R.barretti, R.dalessandroi, R.domesticus, R.marabaensis, R.milesi, R.montenegrensis, R.nasutus, R.neglectus, R.neivai, R.prolixus and R.robustus). Morphometric analyses indicated that the hemelytra are not structures with good resolution for separating species and, for this reason, the use of the heads proved to be more adequate for this group (thus allowing differentiation of all species of the R.prolixus complex). The results suggest that R.milesi is a variant of R.neglectus and confirms that R.prolixus and R.robustus are distinct species. Furthermore, we propose the creation of the R.neivai complex comprising R.domesticus and R.neivai.

16.
Prev Med Rep ; 43: 102764, 2024 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-38826589

RESUMEN

Background: Noma is a neglected tropical disease and a global health concern. Objectives: To elucidate the epidemiology, management, prevention, and public health implications of Noma. Methods: PubMed, Scopus, and Web of Science, supplemented by Google Scholar and World Health Organization databases, were searched using keywords to gather both published and grey literature from 1970 to 2023 in English. Results: Approximately 30,000-40,000 cases occur annually, with varying incidences across various African countries, such as Nigeria, Niger, and Chad. Incidence in Nigerian and Ethiopian states range from 0.6 to 3300 and 1.64 to 13.4 per 100,000 population, respectively. Mortality is approximately 8.5% in Niger. Risk factors include malnutrition, immunocompromised status, poor dental hygiene, inadequate sanitation, gingival lesions, low socioeconomic status, chronic and infectious diseases, low birth weight, high parity, diarrhoea, and fever. Diagnosis is primarily made based on clinical signs/symptoms and accordingly staging of disease is done. Stage I, II and II presents with acute necrotizing gingivitis, facial edema with halitosis, and necrotizing stomatitis, respectively. If the patient survives acute stages, the progress to Stage IV and Stage V manifests as trismus, difficulty in deglutition and phonation, and facial disfigurement, with increased severity in last stage. Treatment encompasses antibiotic therapy (amoxicillin, metronidazole, chlorhexidine, ampicillin, gentamicin), surgical interventions, wound management (honey dressing, ketamine), and nutritional support. Prevention strategies include oral hygiene, vaccination, health education, and community-based interventions. Conclusion: Noma's recent inclusion in WHO list of neglected tropical diseases is a milestone in recognizing the importance of prevention and early intervention to globally enhance health outcomes.

17.
Radiol Case Rep ; 19(8): 3354-3357, 2024 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-38827041

RESUMEN

Mycetoma, commonly known as Madura foot, is a chronic and progressively destructive granulomatous disease caused by a fungus or anaerobic filamentous bacteria that affects the skin, subcutaneous tissue, and bones primarily in tropical and subtropical regions, with males between the ages of 20-40 having occupational exposure to outdoor environments, such as farming, predominantly affected. It is one of the World Health Organization's 17 "neglected tropical diseases," characterized by a clinical trial of localized mass-like soft tissue injury with draining sinuses that discharge grains of infectious material. Here, we present a case report of a 40-year-old male with type 2 diabetes mellitus and a history of fieldwork, who exhibited early manifestations of mycetoma. Unlike the typical diffuse presentation seen in advanced cases, this patient's early presentation prompted diagnostic challenges due to its atypical nature. We highlight the importance of recognizing the early signs of mycetoma, particularly in individuals with predisposing factors such as diabetes and occupational exposure. Diagnostic dilemmas may arise, leading to potential misdiagnosis. Additionally, we emphasize the crucial role of biopsy in confirming the diagnosis, alongside imaging techniques, to facilitate timely intervention and management, thereby significantly impacting patient outcomes.

18.
Neuroreport ; 2024 Jun 03.
Artículo en Inglés | MEDLINE | ID: mdl-38829952

RESUMEN

Thyroid-associated ophthalmopathy (TAO) is a significant autoimmune eye disease known for causing exophthalmos and substantial optic nerve damage. Prior investigations have solely focused on static functional MRI (fMRI) scans of the brain in TAO patients, neglecting the assessment of temporal variations in local brain activity. This study aimed to characterize alterations in dynamic regional homogeneity (dReHo) in TAO patients and differentiate between TAO patients and healthy controls using support vector machine (SVM) classification. Thirty-two patients with TAO and 32 healthy controls underwent resting-state fMRI scans. We calculated dReHo using sliding-window methods to evaluate changes in regional brain activity and compared these findings between the two groups. Subsequently, we employed SVM, a machine learning algorithm, to investigate the potential use of dReHo maps as diagnostic markers for TAO. Compared to healthy controls, individuals with active TAO demonstrated significantly higher dReHo values in the right angular gyrus, left precuneus, right inferior parietal as well as the left superior parietal gyrus. The SVM model demonstrated an accuracy ranging from 65.62 to 68.75% in distinguishing between TAO patients and healthy controls based on dReHo variability in these identified brain regions, with an area under the curve of 0.70 to 0.76. TAO patients showed increased dReHo in default mode network-related brain regions. The accuracy of classifying TAO patients and healthy controls based on dReHo was notably high. These results offer new insights for investigating the pathogenesis and clinical diagnostic classification of individuals with TAO.

19.
20.
Biomed J ; : 100751, 2024 Jun 03.
Artículo en Inglés | MEDLINE | ID: mdl-38838983

RESUMEN

The microbiota and its effect on health has been extensively studied over the past decade. In many studies, the term microbiota has become synonymous with the bacterial component of the microbiota. Other microbes in the microbiota, such as viruses and fungi, have been neglected until recently. This special issue provides some background on the mycobiota and explores the role of gut fungi in human diseases such as cancer, metabolic diseases, and infection by Clostridiodes difficile, and describes the incidence of fungal infections in transplant patients. The mycobiota, once overlooked, now garners increasing attention.

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