system
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.
user
Keratomalacia (REPEATED question)
assistant
The correct answer is  Night blindness is a first feature of Vitamin A deficiency and is also a feature of retinitis pigmentosa Refer: Khurana 6th edition page number 468