Accident compensation - Transport accident - Serious injury - Impairment - Successive accidents - Causation - Concurrent causes - Connection between accident and injury - Connection between injury and impairment - Pre-existing degenerative condition - Delayed impairment assessment - Apportionment of impairment as between different injuries - Transport Accident Compensation Act 1986 (No 111) s 46A.

Accident compensation - Transport accident - Serious injury - Impairment - Assessment - American Medical Association Guides - Interpretation - Physical impairment - Extremities, spine and pelvis - Whether "genuine functionally-driven physical impairment" capable of constituting impairment - Episodic neurological disorders - Migraine headaches attributable to neck disorder - No brain injury - Whether capable of assessment as "episodic neurological disorder" - AMA Guides Chs 1 2 - Transport Accident Act 1986 (No 111) ss 46A 46B(1).

Accident compensation - Transport accident - Serious injury - Impairment - Assessment - American Medical Association Guides - Interpretation - Nervous system - Disturbances of complex, integrated cerebral functions - Impairment limiting daily activities to directed care under confinement at home or in other domicile - "Confinement" - Whether restricted to a legally imposed restraint - Person living in special accommodation home - AMA Guides Ch 2 - Transport Accident Act 1986 (No 111) s 46A.

Administrative law - Victorian Civil and Administrative Tribunal - Reasons for decision - Judicial review - Accident compensation - Transport accident - Serious injury - Impairment - Assessment - American Medical Association Guides - Interpretation - Overlapping types of impairment - Disturbances of complex, integrated cerebral functions - Mental and behavioural disorders - AMA Guides Chs 2, 12 - Statutory prohibition on double counting - Failure to consider evidence for either type of impairment - Whether merely a failure to comply with statutory obligation to provide reasons - Victorian Civil and Administrative Tribunal Act 1998 (No 53) s 117(2) 117(5) - Transport Accident Act 1986 (No 111) ss 46A 46B.

Accident compensation - Transport accident - Serious injury - Impairment - Assessment - American Medical Association Guides - Interpretation - Internal inconsistency - Inconsistency with Act - Time for assessment of impairment - Spinal injury - Successful surgery - Whether impairment to be assessed prior to surgery or treatment - Transport Accident Act 1986 (No 111) ss 8 46A