CASE HISTORY:
A 45-year-old patient 4 weeks after a car accident. Patient's wife notices changes in personality.


FINDINGS:
Unenhanced CCT-scan (i.e. without contrast administration).
Left-sided sickel-shaped, hypodense (20-40HE) mass between skull cap and brain surface.


DIAGNOSIS:
Chronic subdural hematoma on the left (2-4 weeks old).


DIFFERENTIAL DIAGNOSIS:
Acute subdural hematoma
Epidural hematoma
Hygroma
Subdural empyema
Meningeoma



Information on the internet:

1) AWMF
2) Uniklinik Saarland