{"ops":[{"insert":"A 53 year old woman presents with excessive thirst and increased frequency of urination for 3 months. She sleeps poorly as she has to urinate at least twice each night.\n \nHer medical, surgical and family histories are unremarkable.\n\nA fasting plasma glucose is found to be 80 mg\/dL. Her full blood count, renal functions, serum sodium, potassium, chloride and calcium levels, and serum uric acid levels are within normal parameters.\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-M-041_en.png"}},{"insert":"\n"}]}
2
Investigate
Urine 24-Hour Volume
{"ops":[{"insert":"Her urine output is found to be 4L\/24h, with a specific gravity of 1.000 (normal: 1.002-1.030).\n"}]}
Random Urine Osmolality
{"ops":[{"insert":"The random urine osmolality is 106 mosmol\/kg (normal: 300-900)\n"}]}
