Internal watershed cerebral infarction

Case contributed by Frank Gaillard
Diagnosis certain


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


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

MRI brain.


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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