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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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About Retinitis pigmentosa all are true EXCEPT:
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The correct answer is  ANSWER: (C) Early loss of central visionREF: khurana 4th ed p. 260-262Retinitis pigmentosaNight blindness is earliest featureDefective dark adaptationPartial or ring scotomaTubular visionLoss of central vision by age of 50-60 yearsFundus changesRetinal pigmentary changes typically perivascular and resemble bone corpuscles in shapeAttenuated or narrowed retinal arteriolesPale and waxy optic discs