Coin lesion (lung)

Dr Ian Bickle and Dr Henry Knipe et al.

Coin lesion refers to a round or oval, well-circumscribed solitary pulmonary lesion. It is usually 1-5 cm in diameter and calcification may or may not be present 1,3. Typically, but not always, the patient is asymptomatic 1

Differential diagnosis

The differential diagnosis for such lesions is 1-3:

Take care not to call a "pseudocoin lesion", which are caused by artifacts (e.g. button on patient's clothing, unilateral nipple shadow).

See also

Inspired signs
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Article information

rID: 27963
System: Chest
Sections: Gamuts, Signs
Synonyms or Alternate Spellings:
  • Coin lesions
  • Pulmonary coin lesion

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