Chapter 49: Night Blindness The next day, Wang Jiexiang and Yin Xian both took leave from work. He accompanied her to the hospital’s ophthalmology department, where she underwent a detailed eye examination. The final diagnosis came back as temporary night blindness. There was no family history of the condition, no abnormalities in the retinal rod cells, and it was determined to be caused by an acquired deficiency of vitamin A. A balanced diet and dietary vitamin A supplementation were…