Sputum smear negative pulmonary tuberculosis: sensitivity and specificity of diagnostic algorithm
نویسندگان
چکیده
منابع مشابه
Sputum Smear Negative pulmoNary tuberculoSiS
The objectives of this study were to evaluate the suitability of the TB-SA antibody test to diagnose tuberculosis in sputum smear negative (SS-) pulmonary tuberculosis (TB) patients and its applicability for monitoring treatment outcomes in these patients. This study was conducted in three counties/districts in Chongqing Municipality, Liaoning Province, China between June 2005 and June 2007. A ...
متن کاملComparison of sensitivity and specificity of PCR and sputum smear compared to culture in diagnosis of tuberculosis
Background: Molecular detection has recently been proposed by nucleic acid amplification, known as polymerase chain reaction (PCR). The aim of this study was to compare the diagnostic method of smear and polymerase chain reaction with culture in terms of sensitivity, specificity, positive and negative predictive value in the diagnosis of pulmonary tuberculosis. Methods: In this cross-sectional...
متن کاملDiagnostic yield of Bronchoalveolar Lavage gene Xpert in smear-negative and sputum-scarce pulmonary tuberculosis.
OBJECTIVE To measure the diagnostic yield of Bronchoalveolar Lavage (BAL) gene Xpert (Xpert MTB/RIF assay), to detect Mycobacterium tuberculosis (MTB) and rifampicin resistance and compare it with that of mycobacterial cultures in a suspected case of pulmonary tuberculosis. STUDY DESIGN An analytical study. PLACE AND DURATION OF STUDY Department of Pulmonology, Fauji Foundation Hospital (FF...
متن کاملTime to Sputum Smear Conversion in Smear-Positive Pulmonary Tuberculosis Patients and Factors for Delayed Conversion
Pulmonary tuberculosis is a common infection worldwide. In the eastern part of Iran, fluctuations in tuberculosis prevalence are seen due to the migration of people from Afghanistan. The aim of this study was to evaluate the time of bacteriologic sputum conversion after treatment and affecting factors in those whose smear does not become negative.This study was carried out on 85 smear-positive ...
متن کاملIdentifying pulmonary tuberculosis in patients with negative sputum smear results.
BACKGROUND Clinicians need to decide whether to begin empiric therapy for patients who are suspected of having tuberculosis (TB) but have negative sputum smear results. Culture results may take weeks, and delaying treatment may allow further transmission of disease. STUDY OBJECTIVE To identify the clinical, demographic, and radiographic characteristics that identify smear-negative patients wh...
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ژورنال
عنوان ژورنال: BMC Research Notes
سال: 2011
ISSN: 1756-0500
DOI: 10.1186/1756-0500-4-475