Grade 4 Hypertension, CTCAE 6.0

**Semantic type:** Finding

**Definition:** Adult and Pediatric: SBP >= 180 or DBP >= 110 mmHg persisting over 1 hour; BP associated with acute hypertension mediated organ damage; life-threatening consequences (e.g., malignant hypertension, transient or permanent neurologic deficit, hypertensive crisis); urgent intervention indicated

**Synonyms:** - Grade 4 Hypertension