Document ID: chunk:federal_register_of_legislation:F2023L01179:reg:6
Version: federal_register_of_legislation:F2023L01179
Segment Type: reg
Provision Reference: reg 6
Character Range: 1528–3884

6               Kind of injury, disease or death to which this Statement of Principles relates
(1)          This Statement of Principles is about tardive dyskinesia and death from tardive dyskinesia.
Meaning of tardive dyskinesia
(2)          For the purposes of this Statement of Principles, tardive dyskinesia:
(a)          means a movement disorder which meets the following criteria (derived from DSM-5-TR):
(i)            abnormal, involuntary movements of the tongue, jaw, trunk, or extremities that develop in association with the use of medications that block postsynaptic dopamine receptors;
(ii)         the movements are present over a period of at least 4 weeks;
(iii)       there must be a history of use of the offending agent for at least 3 months in individuals <60 years of age or at least 1 month in individuals age 60 years or older; and
(iv)        symptoms and signs develop during medication use or within 4 weeks of withdrawal from an oral agent or within 8 weeks of withdrawal of a long-acting injectable agent; and
(b)          excludes:
(i)            medication-induced parkinsonism, acute dystonia and acute akathisia;
(ii)         dyskinesia due to l-dopa or bromocriptine;
(iii)       spontaneous dyskinesia;
(iv)        neurological diseases including Huntington disease, Wilson disease, Sydenham chorea, systemic lupus erythematosus, and heavy metal poisoning.
Note: DSM-5-TR is defined in the Schedule 1 – Dictionary.
(3)          While tardive dyskinesia attracts ICD‑10‑AM code G24.01, in applying this Statement of Principles the meaning of tardive dyskinesia is that given in subsection (2).
(4)          For subsection (3), a reference to an ICD-10-AM code is a reference to the code assigned to a particular kind of injury or disease in The International Statistical Classification of Diseases and Related Health Problems, Tenth Revision, Australian Modification (ICD-10-AM), Tenth Edition, effective date of 1 July 2017, copyrighted by the Independent Hospital Pricing Authority, ISBN 978-1-76007-296-4.
Death from tardive dyskinesia
(5)          For the purposes of this Statement of Principles, tardive dyskinesia, in relation to a person, includes death from a terminal event or condition that was contributed to by the person's tardive dyskinesia.
Note: terminal event is defined in the Schedule 1 – Dictionary.