conclusions based on the results of this study, although radiographic findings are not diagnostic in ptb, they are helpful if the assessment associates with the view of clinical manifestations and sputum smears. patients and methods in this retrospective descriptive-analytical study, 376 patients who had been confirmed with ptb were referred to birjand health care center from 2001 to 2006. out ...

Background : Tuberculosis is known as one of the main causes of mortality worldwide. 1.7 milliard people worldwide are infected with TB germs, there are 8 million new cases of TB annually, and three million deaths occur due to the disease in developing countries. Materials and Methods: This study included all the cases who had referred to all the health centers of Lorestan province with posi...

One of the recommended strategies for preventing tuberculosis is to screen high-risk populations with respect to Mycobacterium tuberculosis (TB) infection. The aim of the present study was to investigate latent infection and active tuberculosis in people with close household contact. It was a cross-sectional descriptive, analytical study with the sample size of 668 people from homes with one in...

background: chest x-ray has an important role in the diagnosis of tuberculosis (tb). the aim of this study was to determine the radiological changes in patients with smear positive pulmonary tuberculosis.methods: in this study, 325 patients with smear positive pulmonary tb was enrolled. the affected lobe or lobes of the left or right lung were recorded. the types of involvement were categorized...

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...

background : despite recent technologic improvements in identifying mycobacterium tuberculosis, we are still facing problems in rapid diagnosis of tuberculosis. the objective of this study is to determine the diagnostic value of a new rapid screening test (patho-tb™) for diagnosis of pulmonary tuberculosis. methods : between september 2006 to august 2007, 178 patients were enrolled in the study...

a study on clinical signs of tuberculosis patients in urmia a gholami , bsc l moosavi jahromi ,bsc received: 11 aug, 2009 accepted: 25 oct, 2009 abstract background & aims: tuberculosis is a major health problem worldwide, especially in developing countries. the warning signs of pulmonary tuberculosis are chronic cough with sputum that is usually accompanied by bloody sputum, and sometimes the ...