This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
[{'content': 'not seen in ACTH deficiency? \nSelect and explain. \nA. hyperpigmentation, B. weight loss, C. hyponatremia, D. hypoglycemia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ACTH Deficiency * Results in hypocoisolism - Malaise , Anorexia , Weight-loss,weakness ; Gastrointestinal disturbances- Nausea , Vomiting ; Hyponatremia , hypoglycemia, hyperkalemia * Pale complexion - Unable to tan or maintain a tan , Not accompanied by hyperpigmentation * No features of mineralocoicoid deficiency - Aldosterone secretion unaffected ref : harrisons 21st ed', 'role': 'assistant'}]