Hematoidin Crystal

 

BAL, Equine
original magnification x1000

Author : Dr Pierre Hébert
Translation by Dr. Khyali R. Mittal

Description: the hematoidin crystals are the degradation products of the erythrocytes. They are orange colored, trapezoid and could be observed inside or outside the macrophages. These crystals are mainly observed in the bronchoalveolar lavage (BAL) and sialoceles.

 

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