Calcified mediastinal lymph nodes (differential)

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There are numerous causes of calcified mediastinal lymph nodes, including:

infectious granulomatous diseases
- tuberculosis - pulmonary manifestations of tuberculosis
- histoplasmosis - thoracic manifestations of histoplasmosis
sarcoidosis
silicosis
treated lymphoma
other uncommon causes include:
- Pneumocystis carinii / jerovecii pneumonia
- metastases
  - thyroid carcinoma (papillary type)
  - mucinous ovarian or colonic adenocarcinoma
  - osteogenic sarcoma
  - bronchogenic carcinoma (uncommon- may be seen in metastatic bronchial carcinoid tumour)
- amyloidosis
- scleroderma
- Castleman disease

~~-<li><a title="bronchogenic carcinoma" href="/articles/lung-cancer-3">bronchogenic carcinoma</a></li>~~
+<li>
+<a href="/articles/lung-cancer-3">bronchogenic carcinoma</a> (uncommon- may be seen in metastatic <a title="Bronchial carcinoid tumour" href="/articles/bronchial-carcinoid-tumour">bronchial carcinoid tumour</a>)</li>

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Calcified mediastinal lymph nodes (differential)

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