Calcified chronic subdural hematoma

Case contributed by Karim Hussein
Diagnosis certain


Head trauma years ago. First episode of seizure investigated with CT brain. Further seizures since.

Patient Data

Age: 20 years
Gender: Male

Non-contrast CT-scan of the brain exhibiting hypodense subdural collection with calcified walls bilaterally, consistent with chronic bilateral calcified subdural hematomas.

Hyperintense subdural collections appreciated bilaterally on FLAIR imaging is in-keeping with chronic subdural collections.

Case Discussion

Calcified chronic subdural hematomas are rare, estimated to represent only 0.3-2.7% of chronic subdural hematomas 1. Although they can be asymptomatic, potential clinical manifestations include seizures, dementia, and hemiparesis 2. This patient experienced seizures infrequently and had no other neurological symptoms.

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