A morbid condition, especially involving imbalances of essential bodily fluid components.

A term formerly used to indicate an abnormal mixture of the four humours but in modern usage is roughly synonymous with 'disease' or 'pathologic condition'

(dis KRAY zee ah): Any abnormal or pathologic condition of the blood.

Abnormal or pathological imbalance due to excessive material in the blood.

Dyscrasia (from Greek "Dyskrasia", meaning bad mixture), in Ancient Greek medicine, is the imbalance of the four humours, and was believed to be the direct cause of all disease. This is similar to the Asian concept of Yin and Yang; it was believed that imbalance of the two polarities caused ailment.