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 30-year-old man presents to your clinic complaining of excessive thirst and frequent urination for the past few months. Urine testing reveals a low urine osmolarity, which fails to increase after subjecting the patient to a water deprivation test and injection of desmopressin. Further into the encounter, the patient reveals that he has been on a mood stabilizer for bipolar disorder for several years. Which of the following is the most likely cause of his polyuria?
assistant
Nephrogenic diabetes insipidus