Supriya Ghosh (Editor)

Bilateral hilar lymphadenopathy

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Bilateral hilar lymphadenopathy

Bilateral hilar lymphadenopathy is a bilateral enlargement of the lymph nodes of pulmonary hila. It is a radiographic term that describes the enlargement of mediastinal lymph nodes and is most commonly identified by a chest x-ray.

Causes

The following are causes of BHL:

  • Sarcoidosis
  • Infection
  • Tuberculosis
  • Fungal infection
  • Mycoplasma
  • Intestinal Lipodystrophy (Whipple's disease)
  • Malignancy
  • Lymphoma
  • Carcinoma
  • Mediastinal tumors
  • Inorganic dust disease
  • Silicosis
  • Berylliosis
  • Extrinsic allergic alveolitis
  • Such as bird fancier's lung
  • Less common causes also exist:
  • Eosinophilic granulomatosis with polyangiitis
  • Human immunodeficiency virus
  • Extrinsic allergic alveolitis
  • Adult-onset Still's disease

    • References

    Bilateral hilar lymphadenopathy Wikipedia
    (Text) CC BY-SA