69-year-old male with progressive tremor

Submitted by Eric J. Monroe, MD, Department of Radiology, University of Washington, Seattle WA.

A 69-year-old male presents with progressive Parkinsonian movement abnormalities and altered mental status. Serum calcium, phosphorus, and parathyroid hormone levels are normal. CT and MR of the brain were obtained.

Findings and clinical history are most consistent with:

Pseudohypoparathyroidism
Hallervorden-Spatz disease
Toxoplasmosis
Fahr disease
Cockayne syndrome


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