Fahr disease

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

History of progressive cognitive impairment.

Patient Data

Age: 55 years
Gender: Male
ct

Bilateral and symmetrical dense calcifications involving the dentate nuclei, brainstem, globe pallidi, posterolateral aspect of the thalami, as well as the corona radiata, centrum semiovale and subcortical white matter.

Case Discussion

The clinical presentation and the CT feature in a patient with normal laboratory investigations are most consistent with Fahr disease.

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