Background and purpose: Tuberculosis is an acute/chronic, infectious and necrotizing disease involving different organs of the body, particularly the lungs. Since controlling, screening, and treatment of people infected with smear positive pulmonary tuberculosis has been highlighted in national and global objectives, this study aimed at conducting an epidemiological investigation of smear posit...

Background: Pulmonary aspiration is one of the complications of tube feeding which may lead to pneumonitis, necrotic pneumonia and pulmonary abscess and therefore threats patient’s life. Objective: To determine the rate of pulmonary aspirations by two methods of tube feeding (intermittent bolus and intermittent drops). Design: This was a randomized clinical trial study in which two groups of ne...

Background: Tuberculosis is still one of the most important causes of mortality and morbidity in many countries and is the second only to human immunodeficiency virus as a cause of death worldwide resulting from a single infectious agent. In 1993, the World Health Organization declared tuberculosis a global public health emergency. Conven-tional methods for the diagnosis of Mycobacterium tuberc...

Background and Objective: Pulmonary hypertension is an increase in blood pressure of the pulmonary artery which leads to right ventricular dysfunction. Therefore, the present study aimed to compare echocardiographic parameters in the study of right ventricular failure in patients with pulmonary hypertension. Materials and Methods: In the present descriptive cross-sectional study, data were col...

Background and Aim: Bronchial anthracosis is due to entrapment of carbon, silica, quartz and other particles in pulmonary mucosa, submucosa, and inside macrophages. Lesions have a black appearance in bronchoscopy and may be accompanied with Mycobacterium Tuberculosis infection. The aim of this study was to evaluate the correlation between anthracosis and tuberculosis. Materials and Methods: Thi...