Internal watershed cerebral infarction

Case contributed by Frank Gaillard
Diagnosis certain

Presentation

Found unconscious.

Patient Data

Age: Young adult
  • Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

CT brain

ct
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Info

Non-contrast CT demonstrates ill-defined bilateral periventricular white matter low density.

MRI brain.

mri
Axial
FLAIR
Axial
T2
Axial
DWI
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Info

MRI confirmed the CT changes, demonstrating restricted diffusion and high T2 signal seen deep to the cortex. 

Case Discussion

This young patient had prolonged hypotension as a result of a drug overdose.

This is a characteristic appearance of an internal or deep watershed infarct

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