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1.
Rev Panam Salud Publica ; 47: e155, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-37937312

RESUMEN

Pregnant people with coronavirus disease 2019 (COVID-19) have a higher risk of adverse maternal and fetal outcomes compared with pregnant people without COVID-19. In 2021, large increases in maternal mortality were reported in Jamaica, almost half of which were attributable to COVID-19. COVID-19 vaccination has been shown to reduce these risks, but low- and middle-income countries lack free, publicly available data, known as open data, on COVID-19 vaccine uptake for their pregnant populations. The objectives of this paper were to: review how high-income countries use open data to detect trends in COVID-19 vaccine uptake among pregnant people and develop vaccination distribution strategies; outline barriers to making open data available for maternal COVID-19 vaccination in the Caribbean; and propose a multipronged strategy that would increase the availability of open data on maternal COVID-19 vaccination in the Caribbean. A multipronged strategy to fill the data void would involve: (i) utilizing existing Caribbean maternal immunization data collection entities; (ii) adapting digital software tools to establish maternal electronic immunization registries; and (iii) collaborating with local partners skilled in data analytics. Making open data available for COVID-19 vaccine uptake among pregnant people in the Caribbean could offer substantial benefits, including the development of measurable maternal COVID-19 vaccination goals and the facilitation of vaccine decision-making discussions between providers and pregnant people.


Las embarazadas con la enfermedad por coronavirus del 2019 (COVID-19) tienen un mayor riesgo de resultados maternos y fetales adversos que aquellas libres de la enfermedad. En el 2021, en Jamaica se notificó un gran aumento de la mortalidad materna, del cual casi la mitad fue atribuible a la COVID-19. Se ha demostrado que la vacunación contra la COVID-19 reduce tales riesgos, pero los países de ingresos bajos y medianos carecen de datos gratuitos y de carácter público, conocidos como datos abiertos, sobre la aceptación de la vacuna contra la COVID-19 por parte de las mujeres durante el embarazo. Los objetivos del presente artículo consistieron en examinar cómo los países de ingresos altos utilizan los datos abiertos para detectar las tendencias de aceptación de la vacuna contra la COVID-19 entre las mujeres durante el embarazo y formular estrategias de distribución de las vacunas; señalar los obstáculos que dificultan la disponibilidad de los datos abiertos sobre la vacunación materna contra la COVID-19 en el Caribe; y proponer una estrategia múltiple que permita aumentar la disponibilidad de datos abiertos sobre la vacunación materna contra la COVID-19 en el Caribe. Una estrategia múltiple para llenar este vacío de información implicaría: a) utilizar las entidades de recopilación de datos sobre inmunización materna ya existentes en el Caribe; b) adaptar las herramientas informáticas digitales para crear registros electrónicos de vacunación materna; y c) colaborar con asociados locales especializados en el análisis de datos. Facilitar el acceso a los datos abiertos sobre la aceptación de la vacuna contra la COVID-19 entre las mujeres durante el embarazo en el Caribe podría ofrecer beneficios considerables, tales como el establecimiento de objetivos cuantificables en materia de vacunación materna contra la COVID-19, y propiciar las deliberaciones sobre la toma de decisiones en materia de vacunación entre los prestadores de atención de salud y las embarazadas.


Gestantes com a doença pelo coronavírus 2019 (COVID-19) têm maior risco de desfechos maternos e fetais adversos em comparação com gestantes sem COVID-19. Em 2021, foi registrado um aumento acentuado da mortalidade materna na Jamaica, e quase metade era atribuível à COVID-19. Foi demonstrado que a vacinação contra a COVID-19 reduz esses riscos, mas os países de baixa e média renda não dispõem de dados gratuitos e publicamente disponíveis (os chamados dados abertos) sobre a adesão à vacina contra a COVID-19 entre gestantes. Os objetivos deste estudo foram: analisar como os países de alta renda usam dados abertos para detectar tendências na adesão à vacina contra a COVID-19 entre gestantes e desenvolver estratégias de distribuição da vacina; descrever os obstáculos para disponibilizar dados abertos sobre a vacinação materna contra a COVID-19 no Caribe; e propor uma estratégia multifacetada que aumente a disponibilidade de dados abertos sobre a vacinação materna contra a COVID-19 no Caribe. Uma estratégia multifacetada para obter dados a fim de preencher essa lacuna envolveria: (i) utilização das entidades existentes que coletam dados de imunização materna no Caribe; (ii) adaptação de ferramentas de software para estabelecer registros eletrônicos de imunização materna; e (iii) colaboração com parceiros locais especializados em análise de dados. A disponibilização de dados abertos sobre a adesão de gestantes à vacinação contra a COVID-19 no Caribe poderia oferecer benefícios substanciais, incluindo o desenvolvimento de metas mensuráveis de vacinação materna contra a COVID-19, e facilitar discussões entre profissionais de saúde e gestantes para a tomada de decisões sobre vacinas.

2.
Clin Infect Dis ; 73(12): 2248-2256, 2021 12 16.
Artículo en Inglés | MEDLINE | ID: mdl-33564833

RESUMEN

BACKGROUND: Isolation of hospitalized persons under investigation (PUIs) for coronavirus disease 2019 (COVID-19) reduces nosocomial transmission risk. Efficient evaluation of PUIs is needed to preserve scarce healthcare resources. We describe the development, implementation, and outcomes of an inpatient diagnostic algorithm and clinical decision support system (CDSS) to evaluate PUIs. METHODS: We conducted a pre-post study of CORAL (COvid Risk cALculator), a CDSS that guides frontline clinicians through a risk-stratified COVID-19 diagnostic workup, removes transmission-based precautions when workup is complete and negative, and triages complex cases to infectious diseases (ID) physician review. Before CORAL, ID physicians reviewed all PUI records to guide workup and precautions. After CORAL, frontline clinicians evaluated PUIs directly using CORAL. We compared pre- and post-CORAL frequency of repeated severe acute respiratory syndrome coronavirus 2 nucleic acid amplification tests (NAATs), time from NAAT result to PUI status discontinuation, total duration of PUI status, and ID physician work hours, using linear and logistic regression, adjusted for COVID-19 incidence. RESULTS: Fewer PUIs underwent repeated testing after an initial negative NAAT after CORAL than before CORAL (54% vs 67%, respectively; adjusted odd ratio, 0.53 [95% confidence interval, .44-.63]; P < .01). CORAL significantly reduced average time to PUI status discontinuation (adjusted difference [standard error], -7.4 [0.8] hours per patient), total duration of PUI status (-19.5 [1.9] hours per patient), and average ID physician work-hours (-57.4 [2.0] hours per day) (all P < .01). No patients had a positive NAAT result within 7 days after discontinuation of precautions via CORAL. CONCLUSIONS: CORAL is an efficient and effective CDSS to guide frontline clinicians through the diagnostic evaluation of PUIs and safe discontinuation of precautions.


Asunto(s)
Antozoos , COVID-19 , Animales , Humanos , Técnicas de Amplificación de Ácido Nucleico , Oportunidad Relativa , SARS-CoV-2
6.
Thorax ; 70(12): 1181-8, 2015 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-26506854

RESUMEN

BACKGROUND: In Africa, fewer than half of patients receiving therapy for multidrug-resistant TB (MDR TB) are successfully treated, with poor outcomes reported for HIV-coinfected patients. METHODS: A standardised second-line drug (SLD) regimen was used in a non-governmental organisation-Ministry of Health (NGO-MOH) collaborative community and hospital-based programme in Ethiopia that included intensive side effect monitoring, adherence strategies and nutritional supplementation. Clinical outcomes for patients with at least 24 months of follow-up were reviewed and predictors of treatment failure or death were evaluated by Cox proportional hazards models. RESULTS: From February 2009 to December 2014, 1044 patients were initiated on SLD. 612 patients with confirmed or presumed MDR TB had ≥ 24 months of follow-up, 551 (90.0%) were confirmed and 61 (10.0%) were suspected MDR TB cases. 603 (98.5%) had prior TB treatment, 133 (21.7%) were HIV coinfected and median body mass index (BMI) was 16.6. Composite treatment success was 78.6% with 396 (64.7%) cured, 85 (13.9%) who completed treatment, 10 (1.6%) who failed, 85 (13.9%) who died and 36 (5.9%) who were lost to follow-up. HIV coinfection (adjusted HR (AHR): 2.60, p<0.001), BMI (AHR 0.88/kg/m(2), p=0.006) and cor pulmonale (AHR 3.61, p=0.003) and confirmed MDR TB (AHR 0.50, p=0.026) were predictive of treatment failure or death. CONCLUSIONS: We report from Ethiopia the highest MDR TB treatment success outcomes so far achieved in Africa, in a setting with severe resource constraints and patients with advanced disease. Intensive treatment of adverse effects, nutritional supplementation, adherence interventions and NGO-MOH collaboration were key strategies contributing to success. We argue these approaches should be routinely incorporated into programmes.


Asunto(s)
Tuberculosis Resistente a Múltiples Medicamentos/terapia , Adulto , Coinfección , Etiopía , Femenino , Infecciones por VIH/epidemiología , Humanos , Masculino , Cumplimiento de la Medicación , Modelos de Riesgos Proporcionales , Resultado del Tratamiento , Tuberculosis Resistente a Múltiples Medicamentos/tratamiento farmacológico , Tuberculosis Resistente a Múltiples Medicamentos/epidemiología , Tuberculosis Resistente a Múltiples Medicamentos/mortalidad , Adulto Joven
8.
Open Forum Infect Dis ; 11(9): ofae460, 2024 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-39224237

RESUMEN

Infections remain a major concern following bispecific antibody therapy but are not well described in pivotal trials. We present the first well-documented case of a classic but rare opportunistic infection, disseminated Mycobacterium avium complex, in a patient receiving bispecific antibody therapy.

9.
Artículo en Inglés | MEDLINE | ID: mdl-39036365

RESUMEN

Introduction: In 2021, Jamaica's maternal mortality ratio doubled as a result of COVID-19-related deaths. Yet, COVID-19 vaccination among pregnant Jamaican women remained low. In the United States, COVID-19 vaccination is lower among pregnant women who have had multiple pregnancies (multigravidas) versus women who were pregnant for the first time (primigravidas). We examined whether this pattern exists in Jamaica. Methods: A cross-sectional survey of a convenience sample of 79 pregnant Jamaican women recruited from a teaching hospital (May-July 2022) was used to assess self-reported COVID-19 vaccination and medical mistrust beliefs-operationalized as low vaccine confidence, government mistrust, and race-based mistrust-by gravidity. We used modified Poisson regression to estimate adjusted prevalence ratios (aPR) and 95% confidence intervals (CI) for vaccination by gravidity, adjusting for age, education, and comorbidities. Results: Thirty-nine (49%) of the participants were multigravidas. Socioeconomic status was similar between multigravidas and primigravidas. COVID-19 vaccination was lower in multigravidas (46%) than primigravidas (75%) after adjusting for age, education, and comorbidities (aPR = 0.67, 95% CI = 0.46-0.99; p = 0.044). Vaccine confidence was lower in multigravidas (p = 0.044). Government mistrust and race-based mistrust did not differ between the two groups. Conclusion: In Jamaica, multigravidas may have lower COVID-19 vaccine uptake and lower vaccine confidence compared with primigravidas. Understanding the distinct needs of pregnant subpopulations is essential for crafting effective maternal vaccination campaigns.

10.
J Natl Med Assoc ; 116(4): 351-361, 2024 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-39079827

RESUMEN

BACKGROUND: Universal "opt-out" human immunodeficiency virus (HIV) or hepatitis C virus (HCV) testing involves testing individuals for HIV or HCV regardless of symptoms, unless they decline. Little is known about the characteristics of individuals who decline. METHODS: We conducted a retrospective, medical record review of adults evaluated at an outpatient clinic in South Carolina. "Opt-out" HIV/HCV testing was implemented in Feb 2019; we reviewed medical records of individuals evaluated in May - July 2019. We excluded individuals who did not meet age-based screening criteria (HIV: 18-65 years; HCV: 18-74 years), had a prior HIV/HCV diagnosis, were tested for HIV/HCV within the preceding 12 months, and whose "opt-out" decision was not documented. We used multivariable logistic regression to estimate adjusted odds ratios (aOR) and 95 % confidence intervals (CI) for "opt-out" decision, with age, sex, race/ethnicity, insurance status, visit type, and genitourinary vs. non-genitourinary chief complaints as predictors. RESULTS: The final analyses included 706 individuals for HIV and 818 for HCV. Most individuals were non-Hispanic Black (77 % and 78 %) and female (66 % and 64 %). The mean ages were 49.1 (±11.9) and 51.9 (±13.2). Nearly one-third of individuals declined HIV and HCV testing (31 % and 30 %). Black males were more likely to decline HIV and HCV testing than Black females (aOR = 1.61 [95 % CI. 1.08 - 2.40] and aOR = 1.50 [95 %CI. 1.04 - 2.16]). CONCLUSION: Despite HIV/HCV testing being the standard of care, approximately one-third of eligible individuals may decline testing, the demographic characteristics of whom may overlap with individuals who are traditionally unaware of their status. MAIN POINT: Despite HIV/HCV testing being the standard of care, approximately one-third of eligible individuals may decline testing, the demographic characteristics of whom may overlap with individuals who are traditionally unaware of their status.


Asunto(s)
Negro o Afroamericano , Infecciones por VIH , Hepatitis C , Adolescente , Adulto , Anciano , Femenino , Humanos , Masculino , Persona de Mediana Edad , Adulto Joven , Negro o Afroamericano/estadística & datos numéricos , Hepatitis C/diagnóstico , Hepatitis C/epidemiología , Hepatitis C/etnología , Infecciones por VIH/diagnóstico , Infecciones por VIH/epidemiología , Prueba de VIH/estadística & datos numéricos , Medicina Interna , Internado y Residencia , Tamizaje Masivo/métodos , Estudios Retrospectivos , South Carolina/epidemiología , Negativa a Participar
11.
Open Forum Infect Dis ; 11(6): ofae253, 2024 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-38872849

RESUMEN

Background: For persons with suspected pulmonary tuberculosis, the guidelines of the Centers for Disease Control and Prevention recommend collecting 3 respiratory specimens 8 to 24 hours apart for acid-fast bacilli (AFB) smear and culture, in addition to 1 nucleic acid amplification test (NAAT). However, data supporting this approach are limited. Our objective was to estimate the performance of 1, 2, or 3 AFB smears with or without NAATs to detect pulmonary tuberculosis in a low-prevalence setting. Methods: We conducted a retrospective study of hospitalized persons at 8 Massachusetts acute care facilities who underwent mycobacterial culture on 1 or more respiratory specimens between July 2016 and December 2022. We evaluated percentage positivity and yield on serial AFB smears and NAATs among people with growth of Mycobacterium tuberculosis on mycobacterial cultures. Results: Among 104 participants with culture-confirmed pulmonary tuberculosis, the first AFB smear was positive in 41 cases (39%). A second AFB smear was positive in 11 (22%) of the 49 cases in which it was performed. No third AFB smears were positive following 2 initial negative smears. Of 52 smear-negative cases, 36 had a NAAT performed, leading to 23 additional diagnoses. Overall sensitivity to detect tuberculosis prior to culture positivity was higher in any strategy involving 1 or 2 NAATs (74%-79%), even without AFB smears, as compared with 3 smears alone (60%). Conclusions: Tuberculosis diagnostic testing with 2 AFB smears offered the same yield as 3 AFB smears while potentially reducing laboratory burden and duration of airborne infection isolation. Use of 1 or 2 NAATs increased sensitivity to detect culture-positive pulmonary tuberculosis when added to AFB smear-based diagnostic testing alone.

12.
Am J Respir Crit Care Med ; 186(10): 953-64, 2012 Nov 15.
Artículo en Inglés | MEDLINE | ID: mdl-22983960

RESUMEN

The management of children with drug-resistant tuberculosis (DR-TB) is challenging, and it is likely that in many places, the roll-out of molecular diagnostic testing will lead to more children being diagnosed. There is a limited evidence base to guide optimal treatment and follow-up in the pediatric population; in existing DR-TB guidelines, the care of children is often relegated to small "special populations" sections. This article seeks to address this gap by providing clinicians with practical advice and guidance. This is achieved through review of the available literature on pediatric DR-TB, including research studies and international guidelines, combined with consensus opinion from a team of experts who have extensive experience in the care of children with DR-TB in a wide variety of contexts and with varying resources. The review covers treatment initiation, regimen design and treatment duration, management of comorbid conditions, treatment monitoring, adverse events, adherence promotion, and infection control, all within a multidisciplinary environment.


Asunto(s)
Tuberculosis Resistente a Múltiples Medicamentos/tratamiento farmacológico , Antituberculosos/administración & dosificación , Antituberculosos/efectos adversos , Niño , Terapia por Observación Directa , Monitoreo de Drogas , Humanos , Tuberculosis Resistente a Múltiples Medicamentos/complicaciones , Tuberculosis Resistente a Múltiples Medicamentos/diagnóstico , Tuberculosis Resistente a Múltiples Medicamentos/microbiología
13.
Open Forum Infect Dis ; 10(5): ofad201, 2023 May.
Artículo en Inglés | MEDLINE | ID: mdl-37234512

RESUMEN

Background: Despite high rates of coronavirus disease 2019 (COVID-19)-related maternal mortality, Jamaica currently has little data on COVID-19 vaccine uptake among pregnant women. Methods: We conducted a cross-sectional, web-based survey of 192 reproductive-aged women in Jamaica from February 1 to 8, 2022. Participants were recruited from a convenience sample of patients, providers, and staff at a teaching hospital. We assessed self-reported COVID-19 vaccination status and COVID-19-related medical mistrust (operationalized as vaccine confidence, government mistrust, and race-based mistrust). We used multivariable modified Poisson regression to test the association between vaccine uptake and pregnancy. Results: Of 192 respondents, 72 (38%) were pregnant. Most (93%) were Black. Vaccine uptake was 35% in pregnant women versus 75% in nonpregnant women. Pregnant women were more likely to cite healthcare providers versus the government as trustworthy sources of COVID-19 vaccine information (65% vs 28%). Pregnancy, low vaccine confidence, and government mistrust were associated with a lower likelihood of COVID-19 vaccination (adjusted prevalence ratio [aPR] = 0.68 [95% confidence interval {CI}, .49-.95], aPR = 0.61 [95% CI, .40-.95], and aPR = 0.68 [95% CI, .52-.89], respectively). Race-based mistrust was not associated with COVID-19 vaccination in the final model. Conclusions: Pregnancy, low vaccine confidence, and government mistrust were associated with a lower likelihood of COVID-19 vaccination among reproductive-aged women in Jamaica. Future studies should evaluate the efficacy of strategies proven to improve maternal vaccination coverage, including standing "opt-out" vaccination orders and collaborative provider and patient-led educational videos tailored for pregnant individuals. Strategies that decouple vaccine messaging from government agencies also warrant evaluation.

14.
J Acquir Immune Defic Syndr ; 94(2S): S116-S121, 2023 10 01.
Artículo en Inglés | MEDLINE | ID: mdl-37707858

RESUMEN

BACKGROUND: The underrepresentation of historically marginalized groups in the HIV research workforce is a barrier to reaching national Ending the Epidemic goals. SETTING: The Harvard University Center for AIDS Research (HU CFAR) Diversity Equity and Inclusion Working Group (DEI WG) uses a multifaceted approach to enhance the field's diversity. METHODS: We established a DEI WG to improve the recruitment, inclusion, and retention of underrepresented minorities (URMs) in HIV research. We use community-based, participatory processes to establish and expand education and outreach programs about HIV care and research to better connect the HU CFAR to communities affected by HIV. This article reports on the development of the WG in July 2022, progress in its first year, and future plans. RESULTS: We have built a network of >50 investigators across the university for monthly meetings; partnered with existing research pathway programs for high school, undergraduate, and graduate students, directly supporting 7 new trainees and linking CFAR investigators to additional mentorship opportunities; and created 2-year Scholar Awards for 5 URM investigators in HIV. Planned work includes needs assessments for early-stage investigators to understand factors contributing to inclusion and retention and new pathway and outreach programming being developed with community partner minority-serving institutions. CONCLUSIONS: The HU CFAR DEI WG strives to ensure that individuals from underrepresented, marginalized, and minoritized communities have an opportunity to contribute to HIV research and that research is informed by the needs of the communities affected by the epidemic. An intersectional approach should be incorporated into HIV research pathway initiatives.


Asunto(s)
Síndrome de Inmunodeficiencia Adquirida , Distinciones y Premios , Infecciones por VIH , Humanos , Infecciones por VIH/epidemiología , Infecciones por VIH/prevención & control , Instituciones Académicas , Escolaridad
15.
Bull World Health Organ ; 90(1): 63-6, 2012 Jan 01.
Artículo en Inglés | MEDLINE | ID: mdl-22271966

RESUMEN

PROBLEM: The category II retreatment regimen for management of tuberculosis in previously treated patients was first introduced in the early 1990s. It consists of 8 months of total therapy with the addition of streptomycin to standard first-line medications. A review of 6500 patients on category II therapy in Georgia showed poor outcomes and high rates of streptomycin resistance. APPROACH: The National Tuberculosis Program used an evidence-based analysis of national data to convince policy-makers that category II therapy should be eliminated from national guidelines in Georgia. LOCAL SETTING: The World Health Organization tuberculosis case-notification rate in Georgia is 102 per 100,000 population. All patients receive culture and drug susceptibility testing as a standard part of tuberculosis diagnosis. In 2009, routine surveillance found multidrug-resistant tuberculosis in 10.6% of newly diagnosed patients and 32.5% of previously treated cases. RELEVANT CHANGES: Category II retreatment regimen is no longer used in Georgia. Treatment is guided by results of drug susceptibility testing--using rapid, molecular tests where possible--for all previously treated tuberculosis patients. LESSONS LEARNT: There was little resistance to policy change because the review was initiated and led by the National Tuberculosis Program. This experience can serve as a successful model for other countries to make informed decisions about the use of category II therapy.


Asunto(s)
Toma de Decisiones , Política de Salud/tendencias , Guías de Práctica Clínica como Asunto , Evaluación de Programas y Proyectos de Salud , Tuberculosis Pulmonar/epidemiología , Antituberculosos/uso terapéutico , Georgia (República)/epidemiología , Humanos , Vigilancia de la Población , Resultado del Tratamiento , Tuberculosis Pulmonar/diagnóstico , Tuberculosis Pulmonar/tratamiento farmacológico
16.
J Infect Dis ; 204 Suppl 4: S1102-9, 2011 Nov 15.
Artículo en Inglés | MEDLINE | ID: mdl-21996692

RESUMEN

Clinical and logistic systems to support the timely diagnosis of tuberculosis are currently not preventing large numbers of tuberculosis deaths in South Africa. Context-appropriate systems for the diagnosis of tuberculosis are entirely dependent on effective and responsive management of human resources and an uninterrupted supply of clinical materials. Attention to these components of the tuberculosis program is urgently needed before new diagnostic technologies can be expected to impact on tuberculosis mortality in resource constrained settings.


Asunto(s)
Tuberculosis/diagnóstico , Adulto , Niño , Técnicas de Laboratorio Clínico , Atención a la Salud , Países en Desarrollo , Humanos , Laboratorios de Hospital/organización & administración , Laboratorios de Hospital/provisión & distribución , Personal de Laboratorio Clínico/organización & administración , Personal de Laboratorio Clínico/provisión & distribución , Sudáfrica , Esputo/microbiología
17.
Open Forum Infect Dis ; 9(11): ofac543, 2022 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-36447614

RESUMEN

Female genital tuberculosis (FGTB) is an important cause of morbidity and infertility worldwide. Mycobacterium tuberculosis most commonly spreads to the genital tract from a focus elsewhere in the body and affects the bilateral fallopian tubes and/or endometrium. Many patients with FGTB have indolent disease and are only diagnosed after evaluation for infertility. Women may present with menstrual irregularities, lower abdominal or pelvic pain, or abnormal vaginal discharge. Given the low sensitivity of diagnostic tests, various composite reference standards are used to diagnose FGTB, including some combination of endoscopic findings, microbiological or molecular testing, and histopathological evidence in gynecological specimens. Early treatment with a standard regimen of a 2-month intensive phase with isoniazid, rifampin, ethambutol, and pyrazinamide, followed by a 4-month continuation phase with isoniazid and rifampin, is recommended to prevent irreversible organ damage. However, even with treatment, FGTB can lead to infertility or pregnancy-related complications, and stigma is pervasive.

18.
N Engl J Med ; 359(6): 563-74, 2008 Aug 07.
Artículo en Inglés | MEDLINE | ID: mdl-18687637

RESUMEN

BACKGROUND: Extensively drug-resistant tuberculosis has been reported in 45 countries, including countries with limited resources and a high burden of tuberculosis. We describe the management of extensively drug-resistant tuberculosis and treatment outcomes among patients who were referred for individualized outpatient therapy in Peru. METHODS: A total of 810 patients were referred for free individualized therapy, including drug treatment, resective surgery, adverse-event management, and nutritional and psychosocial support. We tested isolates from 651 patients for extensively drug-resistant tuberculosis and developed regimens that included five or more drugs to which the infecting isolate was not resistant. RESULTS: Of the 651 patients tested, 48 (7.4%) had extensively drug-resistant tuberculosis; the remaining 603 patients had multidrug-resistant tuberculosis. The patients with extensively drug-resistant tuberculosis had undergone more treatment than the other patients (mean [+/-SD] number of regimens, 4.2+/-1.9 vs. 3.2+/-1.6; P<0.001) and had isolates that were resistant to more drugs (number of drugs, 8.4+/-1.1 vs. 5.3+/-1.5; P<0.001). None of the patients with extensively drug-resistant tuberculosis were coinfected with the human immunodeficiency virus (HIV). Patients with extensively drug-resistant tuberculosis received daily, supervised therapy with an average of 5.3+/-1.3 drugs, including cycloserine, an injectable drug, and a fluoroquinolone. Twenty-nine of these patients (60.4%) completed treatment or were cured, as compared with 400 patients (66.3%) with multidrug-resistant tuberculosis (P=0.36). CONCLUSIONS: Extensively drug-resistant tuberculosis can be cured in HIV-negative patients through outpatient treatment, even in those who have received multiple prior courses of therapy for tuberculosis.


Asunto(s)
Antituberculosos/uso terapéutico , Terapia por Observación Directa , Tuberculosis Extensivamente Resistente a Drogas/tratamiento farmacológico , Adulto , Atención Ambulatoria , Terapia Combinada , Quimioterapia Combinada , Tuberculosis Extensivamente Resistente a Drogas/cirugía , Tuberculosis Extensivamente Resistente a Drogas/terapia , Femenino , Seronegatividad para VIH , Humanos , Masculino , Mycobacterium tuberculosis/aislamiento & purificación , Perú , Estudios Retrospectivos , Apoyo Social , Esputo/microbiología , Tuberculosis Resistente a Múltiples Medicamentos/tratamiento farmacológico
19.
J Neurovirol ; 17(3): 288-90, 2011 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-21487835

RESUMEN

Natalizumab (Tysabri, Biogen Idec and Elan Pharmaceuticals) is a monoclonal antibody approved for use in patients with relapsing multiple sclerosis (MS) as well as moderate to severe Crohn's disease. We report the first case of a patient with a history of MS, on monthly natalizumab, who developed HSV-2 meningitis. We discuss the mechanism of action of natalizumab and review what is known about the reactivation of herpes infection in association with this medication. The question of herpes simplex virus (HSV) and varicella zoster virus (VZV) prophylaxis for patients is raised.


Asunto(s)
Anticuerpos Monoclonales , Enfermedad de Crohn/tratamiento farmacológico , Herpes Simple/inducido químicamente , Meningitis Viral/inducido químicamente , Esclerosis Múltiple Recurrente-Remitente/tratamiento farmacológico , Anticuerpos Monoclonales/administración & dosificación , Anticuerpos Monoclonales Humanizados , Contraindicaciones , Enfermedad de Crohn/inmunología , Enfermedad de Crohn/patología , Femenino , Herpes Simple/inmunología , Herpes Simple/virología , Herpesvirus Humano 2/inmunología , Herpesvirus Humano 3/inmunología , Humanos , Integrina alfa4/inmunología , Integrina alfa4/metabolismo , Activación de Linfocitos/efectos de los fármacos , Linfocitos/inmunología , Linfocitos/patología , Linfocitos/virología , Meningitis Viral/inmunología , Meningitis Viral/virología , Persona de Mediana Edad , Esclerosis Múltiple Recurrente-Remitente/inmunología , Esclerosis Múltiple Recurrente-Remitente/patología , Natalizumab
20.
Open Forum Infect Dis ; 8(6): ofab257, 2021 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-34113690

RESUMEN

Among hospitalized persons under investigation for coronavirus disease 2019 (COVID-19), more repeated severe acute respiratory syndrome coronavirus 2 nucleic acid amplification tests (NAATs) after a negative NAAT were positive from lower than from upper respiratory tract specimens (1.9% vs 1.0%, P = .033). Lower respiratory testing should be prioritized among patients displaying respiratory symptoms with moderate-to-high suspicion for COVID-19 after 1 negative upper respiratory NAAT.

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