Charcot-Leyden crystal

(shăr-kō′lī′dĕn)

[Charcot; Ernest V. von Leyden, Ger. physician, 1832-1910]
A type of colorless, hexagonal, double-pointed, often needle-like crystal found in the sputum in asthma and bronchial bronchitis or in the feces in ulceration of the intestine, esp. amebiasis.