Iatrogenic night blindness and keratoconjunctival xerosis.
D003228:Conjunctiva; D005128:Eye Diseases / Q000209:etiology; D005260:Female; D006801:Humans; D007049:Iatrogenic Disease; D007421:Intestine, Small / Q000601:surgery*; D008875:Middle Aged; D009755:Night Blindness / Q000209:etiology*; D009765:Obesity / Q000628:therapy*; D011183:Postoperative Complications; D012164:Retinal Diseases / Q000209:etiology*; D014802:Vitamin A Deficiency / Q000209:etiology