Torsion dystonia (dystonia musculorum deformans)

Published on 02/04/2015 by admin

Filed under Internal Medicine

Last modified 02/04/2015

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92 Torsion dystonia (dystonia musculorum deformans)

Instruction

Look at this patient.

Salient features

History

• Perinatal anoxia, birth trauma or kernicterus

• Family history

• Drug history (neuroleptics)

• The age of onset of clinical features (abnormal movements are usually present before the age of 5 years in birth anoxia).

Examination

• Dystonic movements of head and neck

• Torticollis

• Blepharospasm

• Facial grimacing

• Forced opening or closing of the mouth

• Limbs may adopt abnormal but characteristic postures.

Diagnosis

This patient has torsion dystonia (lesion), which may be a result of birth anoxia (aetiology), and is confined to a wheelchair because of the disability (functional status).

Questions

What do you understand by the term dystonia?

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