Dyscrasia is a nonspecific term that refers to a disease or disorder, especially of the blood. The latter is called a blood dyscrasia.
Before modern medicine, it meant an imbalance of four body fluids: blood, bile, lymph, and phlegm.
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Last reviewed on: 2/2/2023
Reviewed by: Mark Levin, MD, Hematologist and Oncologist, Monsey, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.