###Rationale: B i.e. Arginine free diet Gyrate atrophy of choroid due to deficiency of ornithine amino transferase (OAT) enzyme is treated by arginine free diet (treatment of choice) and vitamin B6 (pyridoxine) supplementationQ.

###Answer: OPTION B IS CORRECT.
###Question: Which of the following is beneficial for patient suffering from gyrate atrophy of choroid due to deficiency of enzyme Ornithine trans carbomylase
###Options:
A. Ornithine free diet
B. Arginine free diet
C. Folic acid & pyridoxine
D. Angiod Streaks
