Catchwords:

WORKERS COMPENSATION — disease injury — aggravation, acceleration, exacerbation, or deterioration in the course of employment — employment main contributing factor — Workers Compensation Act 1987 (NSW), s 4(b)(ii) — employee suffered from post-traumatic stress disorder and major depression — employer conceded aggravation of injury for which employment was a contributing factor — employer argued employment not main contributing factor in light of pre-existing psychological condition — member finds employment main contributing factor — certificate of determination upheld on appeal to presidential member

APPEALS — appeal from Personal Injury Commission — Workplace Injury Management and Workers Compensation Act 1998 (NSW), s 353(1) — whether error in point of law — no error in presidential member’s construction and application of Workers Compensation Act 1987 (NSW), s 4(b)(ii) — no error in evaluation of psychological condition before and after commencement of employment — no failure to take into account evidence of prior symptoms and treatment regime — no reversal of onus of proof — no error in point of law