Presentation
35 year old gentleman referred for assessment of rapid forgetting following heroin overdose. Unremarkable mental state and neurological examinations.
Patient Data
Age: 35
Gender: Male
Bedside cognitive testing
From the case:
Amnestic syndrome secondary to hypoxic brain injury
Attention: 12/20
Visuoconstructional: 18/20
Memory: 7/20
Executive: 17/20
Language: 18/20
Total: 70/100
From the case:
Amnestic syndrome secondary to hypoxic brain injury
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T1
Prominent bilateral hippocampal T2 hyperintensity with restricted diffusion on DWI
Case Discussion
Unresolving amnestic syndrome associated with bilateral hippocampal lesions on acute imaging. The likely etiology is hypoxic-ischemic brain damage sustained in the course of heroin overdose.