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
A 55-year-old woman who has a history of severe depression and had a radical mastectomy for carcinoma of breast one year back develops polyuria nocturia and excessive thirst - 
Laboratory values are as follows: Serum sodium 149 m Eq/L, Serum potassium 3.6 m Eq/L, Serum calcium 9.5 mg/dl, Glucose 110 mg.dl, Bun 30 mg/dl, Urine osmolarity 150 in Osm kg. The most likely clinical diagnosis would be -
assistant
The correct answer is  None