Management of acute and symptomatic chronic subdural hematoma

SDH: subdural hematoma; CT: computed tomography; EEG: electroencephalogram; MRI: magnetic resonance imaging.
* For patients with trauma, follow principles of advanced trauma life support.
¶ Refer to the UpToDate on reversal of anticoagulation in intracranial hemorrhage for additional details.
Δ Glasgow Coma Scale drop 2+ points; worsening of neurologic exam including pupillary abnormalities, cranial nerve palsies, and limb weakness.
◊ Includes patients with nontraumatic SDH without cerebral atrophy, coagulopathy, or other risk factors to explain SDH. Refer to the UpToDate topic on the etiology, clinical features, and diagnosis of subdural hematoma in adults for additional details.