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Pulmonary tuberculosis: tomographic evaluation in the active and post-treatment phases
Sidney Bombarda1, Cláudia Maria Figueiredo, Márcia Seiscento
1Pulmonary Division, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil. sbombarda@ig.com.br
Sao Paulo Medical Journal = Revista Paulista De Medicina
|December 11, 2003
Summary
Computed tomography effectively identifies signs of active pulmonary tuberculosis. While treatment reduces lung damage, some signs of activity persist, aiding in diagnosis.
Area of Science:
- Radiology
- Pulmonology
- Infectious Diseases
Background:
- Accurate interpretation of imaging findings is crucial for tuberculosis diagnosis and management.
- Pulmonary tuberculosis presents characteristic structural alterations visible on imaging.
Purpose of the Study:
- To evaluate structural changes in pulmonary parenchyma caused by tuberculosis.
- To assess these changes during active disease and post-treatment using computed tomography (CT).
Main Methods:
- Prospective study involving 20 patients with culture-confirmed pulmonary tuberculosis.
- Thoracic CT scans were performed at diagnosis and after treatment completion.
- Specific signs suggestive of tuberculosis activity were identified and compared between time points.
Main Results:
- All patients initially showed signs of active tuberculosis on CT.
- Post-treatment, 13 out of 20 patients still exhibited signs consistent with activity.
- A statistically significant reduction in the extent of parenchymal involvement was observed after treatment.
Conclusions:
- Computed tomography reveals signs of active pulmonary tuberculosis.
- Treatment leads to a significant decrease in the extent of lung parenchymal attack.
- These imaging findings are valuable for diagnosing pulmonary tuberculosis.