Cattle track appearance in fundoscopy is due to?: (A) CRAO, (B) CRVO, (C) Retinitis pigmentosa, (D) Diabetic retinopathy
Answer is A. ANSWER: (A) CRAOREF: Elsevier Comprehensive Guide, page 628Common fundoscopy findings:ConditionFindingOptic disc colobomaMorning glory appearanceCRAOCattle track appearance CRVOBlood and thunder fundusChloroquine toxicityBull's eye maculopathyQuinine toxicityCherry red spotRetinitis pigmentosaWaxy pallor of optic disc Bone spicule pigmentationCongenital syphilis/ RubellaSalt and pepper fundusSickle cell anemiaRising sun signCMV retinitisMozzarella pizza fundusAIDSCotton wool spots