Fast Five Quiz: Tardive Dyskinesia Differential Diagnosis

Christoph U. Correll, MD


January 28, 2021

Results of imaging studies such as brain CT scan and MRI scan are typically normal in patients with tardive dyskinesia but may be useful for the differential diagnosis. Calcification in the brain, particularly in the basal ganglia, is often seen in patients with Fahr syndrome. Atrophy of the caudate nucleus is a common finding in patients with Huntington disease. Imaging results can also rule out neoplasm and cerebral infarction.

Learn more about considerations in the differential diagnosis of tardive dyskinesia.


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