Patient Acuity

**Definition:** An assessment of a patient's illness, its chronicity, severity, and other qualitative aspects.

**Tree numbers:** - E05.318.308.980.438.475.456 - N05.715.360.300.800.438.375.364 - N06.850.520.308.980.438.475.364

**Synonyms:** - Disease Severity - Severity of Illness