Investigations
1st investigations to order
clinical diagnosis
Test
Result
Test
Do not routinely request investigations if a patient has the classic signs and symptoms of tardive dyskinesia (TD) in the context of a long-term use of dopamine receptor-blocking drugs.
In patients with atypical features, consider appropriate investigations to rule out potential secondary causes.
Result
features of TD, such as abnormal, involuntary movements of the tongue, jaw, trunk, or extremities that occur in association with the patient using dopamine receptor-blocking drugs
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