Contents

Search


extrapyramidal sign/symptom

Acute dystonic reactions, akathesia, restlessness, parkinsonism & tardive dyskinesia. Etiology: - pharmacologic causes: 1) butyrophenones (e.g. haloperidol, thioridazine) 2) levodopa 3) methyldopa 4) metoclopramide 5) oral contraceptives 6) phenothiazines 7) tricyclic antidepressants Clinical manifestations: - akathisia - dystonia - muscle stiffness - parkinsonism - tardive dyskinesia Management: - see tardive dyskinesia

Related

extrapyramidal motor system parkinsonism

Specific

akathisia dyskinesia dystonia

General

sign/symptom

References

  1. Harrison's Principles of Internal Medicine, 13th ed. Companion Handbook, Isselbacher et al (eds), McGraw-Hill Inc. NY, 1995, pg 829-39
  2. Saunders Manual of Medical Practice, Rakel (ed), WB Saunders, Philadelphia, 1996, pg 1146.
  3. Caroff SN, Campbell EC. Drug-Induced Extrapyramidal Syndromes: Implications for Contemporary Practice. Psychiatr Clin North Am. 2016 Sep;39(3):391-411. Review. PMID: 27514296