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Acute on Chronic Subdural Hematoma - Case 1

A 72 year-old man developed progressive confusion over two weeks. There was a history of multiple falls over the past several months.

Show the Acute Blood        Show the Chronic Blood        Show the Midline Shift

Axial CT scans. Note the crescent shape overlying and compressing the right hemisphere. There are both an acute and chronic components. On CT, acute blood is hyperintense and chronic blood is hypointense (similar to CSF). In this case, the patient likely had a previous subdural and then rebled.

Revised 05/06/06.
The Electronic Curriculum is copyrighted 1998,  Case Western Reserve University School of Medicine.