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helmet cell
A schistocyte shaped like a military helmet.
Etiology:
- microangiopathic hemolytic anemia
- thrombotic thrombocytopenic purpura (TTP)
- hemolytic uremic syndrome (HUS)
- disseminated intravascular coagulation (DIC)
- intravascular prostheses
- other traumatic hemolytic anemia
- (see microangiopathic hemolytic anemia)
Laboratory:
- helmet cells in blood
General
schistocyte
References
- Stedman's Medical Dictionary 26th ed, Williams &
Wilkins, Baltimore, 1995
- Medical Knowledge Self Assessment Program (MKSAP) 16,
American College of Physicians, Philadelphia 2012