Charcot-Leyden crystal

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English[edit]

Etymology[edit]

They were described (though not first discovered) by Jean-Martin Charcot and Charles-Philippe Robin in 1853, then in 1872 by Ernst Viktor von Leyden.

Noun[edit]

Charcot-Leyden crystal (plural Charcot-Leyden crystals)

  1. (pathology, especially in plural) Elongated, double-pyramidal crystal of eosinophils found in the sputum in bronchial asthma