OCANZ Written Exam | 100% Correct Answers | Verified | Latest 2024 Version

What is Stargardt disease - is the most common form of inherited juvenile macular degeneration. Wife calls requesting details on husbands eye test. Do you: get verbal consent, refuse call, get written consent - get written consent Diabetic recently diagnosed unstable. Refraction reveals significant myopic shift compared to last visit 12 months ago. Which is the most appropriate course of action: a/ prescribe specs & report to GP b/ Refer to Ophthalmologist, c/ Discuss findings with GP before prescribing Rx, d/ Obtain info on current blood glucose levels - c/ Discuss findings with GP before prescribing Rx, The main cause of amblyopia in a child: anisometropia 2, accommodative eso, intermittent exo - anisometropia 2, Which of the following can match Illuminant c: Incandescent, Halogen, Flourescent, sodium - Fluorescent 25 years old enquiring her suitability for laser refractive surgery. Which of the following is NOT essential pre-operatively: a/ Tonometry, b/ Tear film stability c/ pupil size, d/ Gonio - d/ GonioWhat is Kolleners rule in relation to colour vision? - outer retinal diseases and media changes result in blue-yellow color defects inner retina, optic nerve, visual pathway, and visual cortex will result in red-green defects. (increased susceptibility of S-cones and rods to ischaemia and oxidative damage, although S-cone loss is more noticeable due to their lower density and their higher metabolic rate) (Kollners rule, retinal disease will give a blue yellow defect and optic nerve disease will give a red green defect but the exceptions are glaucoma which will give a blue yellow defect and central cone degeneration which will give a red green defect) Which causes a red defect- red cap test: optic neuritis, Amd - Optic neuritis Lissamine green; what does it stain? - Lissamine green stains dead and degenerate cells, yet does not stain healthy epithelial cells. (NaFl permeates into the intercellular space associated with any epithelial cellular disruption) Is gonio indicated wit