Pulmonary mesenchymal cystic hamartoma

Dr Henry Knipe and Dr Yuranga Weerakkody et al.

Pulmonary mesenchymal cystic hamartomas (PMHCs) are a rare subtype of pulmonary hamartomas.

Pathology

They usually comprise of multiple bilateral cysts and nodules. The cyst walled are lined with normal respiratory epithelium and the nodules are permeated by scattered airways that were also lined with normal respiratory epithelium. Occasionally lesions may be single. The majority of the cases are benign but there are occasional cases for sarcomatous tumours arising in association 7.

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Article information

rID: 25061
System: Chest
Section: Pathology
Tags: stub, cases
Synonyms or Alternate Spellings:
  • Pulmonary mesenchymal cystic hamartomas
  • Pulmonary mesenchymal cystic hamartoma (PMHC)
  • Mesenchymal cystic hamartoma of lung

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