Dr Catt was accepted into the Ophthalmology training program at Sydney Eye Hospital on her first application. Her five years of training as an ophthalmic surgeon saw her working at many Sydney hospitals including Sydney Eye Hospital, Royal Prince Alfred Hospital, St Vincent’s Hospital, Westmead Adults and Children’s Hospitals, Liverpool Hospital and Bankstown Hospital. She was also seconded to Royal Hobart Hospital, Royal Darwin Hospital and Wagga Wagga Base hospitals as part of her comprehensive training. Dr Catt passed all of her Part 1 ophthalmic examinations, her Ocular Pathology examinations and her Part 2 ophthalmic examinations (RANZCO Advanced Ophthalmic Examination, or RACE) on her first attempt and at the earliest opportunity according to what is allowed by the training committee.