Normal Reference Ranges
Adult
< 0.5 %
Pediatric
< 0.5 %
Clinical Significance
Fragmented red blood cells visible on blood smear. Presence indicates microangiopathic hemolytic anemia (MAHA) and requires urgent medical evaluation.
Causes of High
- Thrombotic Thrombocytopenic Purpura (TTP)
- Hemolytic Uremic Syndrome (HUS)
- Disseminated Intravascular Coagulation (DIC)
- Mechanical heart valves
Causes of Low
- Normal finding