Tuberculous Lymphadenitis
Question 1. Write briefly on the tubercular lymph node.
Answer:
The tubercular lymph node is mainly the hilar and tracheobronchial lymph nodes in the area drained.
- The affected lymph nodes are matted and show caseation necrosis.
- Nodal lesions are the potential source of reinfection later on.
- Lymphatics draining the lung lesion consist of phagocytes which contain bacilli and may develop beaded, military tubercles along the path of hilar lymph nodes.
Tuberculous lymphadenitis
Question 2. Write briefly on complications of secondary tuberculosis.
Answer:
The following are the complications of secondary tuberculosis:
- Aneurysms of patent arteries that cross the cavity lead to hemoptysis.
- Extension to pleura which produces bronchopleural fistula.
- Extension to pleura-producing bronchopleural fistula.
- Tuberculous empyema due to deposition of caseous material on pleural surface.
- Thickened pleura due to adhesion of parietal pleura.
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