Chest Xray and Computed Tomography in Tuberculosis of Lungs
October 22, 2009 By Leave a Comment
Chest Xray
The radiological opacities in a chest x-ray are a result of the pathological processes taking place in the lungs. TB causes alveolar consolidation, necrosis, cavitation and fibrosis, features, which it shares with a variety of lung diseases.
TB also shares its radiological features with many other pulmonary diseases. There is no radiological feature that is absolutely typical of pulmonary TB and other diseases may mimic TB radiologically. The following features, however, when seen on a chest skiagram, suggest a diagnosis of TB: [Read more...]
Treatment of Esophageal Variceal Bleeding
October 5, 2009 By Leave a Comment
Sclerotherapy: Sclerosing agents like sodium tetradocyl sulphate and 3 percent phenol in water are injected through upper GI endoscopy, around the varices. They obliterate the blood vessels and prevent future bleeds.
It stops variceal bleed in 80 percent of patients and can be repeated if bleeding recurs. However, if there is active bleeding, sclerotherapy is hazardous and first the bleeding should be controlled by balloon tamponade. [Read more...]
