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1.
Braz. j. med. biol. res ; 50(9): e6392, 2017. tab, graf
Artículo en Inglés | LILACS | ID: biblio-888998

RESUMEN

Mortality and adverse neurologic sequelae from HIV-associated cryptococcal meningitis (HIV-CM) remains high due to raised intracranial pressure (ICP) complications. Cerebrospinal fluid (CSF) high opening pressure occurs in more than 50% of HIV-CM patients. Repeated lumbar puncture with CSF drainage and external lumbar drainage might be required in the management of these patients. Usually, there is a high grade of uncertainty and the basis for clinical decisions regarding ICP hypertension tends to be from clinical findings (headache, nausea and vomiting), a low Glasgow coma scale score, and/or fundoscopic papilledema. Significant neurological decline can occur if elevated CSF pressures are inadequately managed. Various treatment strategies to address intracranial hypertension in this setting have been described, including: medical management, serial lumbar punctures, external lumbar and ventricular drain placement, and either ventricular or lumbar shunting. This study aims to evaluate the role of a non-invasive intracranial pressure (ICP-NI) monitoring in a critically ill HIV-CM patient.


Asunto(s)
Humanos , Masculino , Adulto , Meningitis Criptocócica/complicaciones , Infecciones Oportunistas Relacionadas con el SIDA/complicaciones , Hipertensión Intracraneal/diagnóstico , Monitorización Neurofisiológica/instrumentación , Reproducibilidad de los Resultados , Hipertensión Intracraneal/etiología , Monitorización Neurofisiológica/métodos
2.
Braz. j. med. biol. res ; 48(8): 759-764, 08/2015. tab, graf
Artículo en Inglés | LILACS | ID: lil-753059

RESUMEN

Resistance to Mycobacterium tuberculosis is a reality worldwide, and its diagnosis continues to be difficult and time consuming. To face this challenge, the World Health Organization has recommended the use of rapid molecular tests. We evaluated the routine use (once a week) of a line probe assay (Genotype MTBDRplus) for early diagnosis of resistance and for assessment of the main related risk factors over 2 years. A total of 170 samples were tested: 15 (8.8%) were resistant, and multidrug resistance was detected in 10 (5.9%). The sensitivity profile took 3 weeks (2 weeks for culture and 1 week for rapid testing). Previous treatment for tuberculosis and the persistence of positive acid-fast smears after 4 months of supervised treatment were the major risk factors observed. The use of molecular tests enabled early diagnosis of drug-resistant bacilli and led to appropriate treatment of the disease. This information has the potential to interrupt the transmission chain of resistant M. tuberculosis.


Asunto(s)
Humanos , Masculino , Femenino , Adulto , ADN Bacteriano/genética , Técnicas de Genotipaje/métodos , Mycobacterium tuberculosis/genética , Tuberculosis Resistente a Múltiples Medicamentos/diagnóstico , Antituberculosos/farmacología , Técnicas Bacteriológicas/métodos , Brasil , Diagnóstico Precoz , Isoniazida/farmacología , Pruebas de Sensibilidad Microbiana , Mycobacterium tuberculosis/efectos de los fármacos , Rifampin/farmacología , Factores de Riesgo , Sensibilidad y Especificidad , Tuberculosis Resistente a Múltiples Medicamentos/microbiología
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