TB and Chest Specialist

Chest Tuberculosis (CTB)

Chest tuberculosis (CTB) is a widespread problem, especially in our country where it is one of the leading causes of mortality. The article reviews the imaging findings in CTB on various modalities. We also attempt to categorize the findings into those definitive for active TB, indeterminate for disease activity, and those indicating healed TB. Though various radiological modalities are widely used in evaluation of such patients, no imaging guidelines exist for the use of these modalities in diagnosis and follow-up.

Role of imaging in CTB

CT chest - Multi-detector CT (MDCT) is an important tool in the detection of radiographically occult disease, differential diagnosis of parenchymal lesions evaluation of mediastinal lymph nodes (LNs), assessing disease activity, and evaluating complications. MRI - MRI is a problem-solving modality and conventional sequences (T1 and T2W images) should be combined with diffusion-weighted imaging (DWI) and subtracted contrast-enhanced (CE) imaging for optimal evaluation. USG - Sonography is very useful for pleural effusion detection, characterization, guiding drainage, and follow-up.

Symptoms of CTB

Each person's symptoms may vary. The most common symptoms of active TB include: Prolonged cough lasting weeks Chest pain Feeling tired and weak (fatigue) Loss of appetite Unintended weight loss Poor growth in children Fever Coughing blood or sputum Night sweats Shortness of breath Back pain The symptoms of TB may look like other lung conditions or health problems. Talk with a healthcare provider for a diagnosis.

Prevention of CTB

If you will be spending time with anyone with active TB, wear a strongly filtering face mask. And try not to stay in a small enclosed space with poor ventilation. People who work in situations where there is a high risk for contact with people infected with TB should be tested for TB on a routine basis. This includes healthcare and shelter workers. In countries outside the U.S. where TB is more common, a childhood vaccine is often given. But it's not clear how well it works.
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