4th April 2024

A 12-year-old boy was brought in by his parents with concerns of increasing thirst and frequency of micturition for a few weeks

A 12-year-old boy was brought in by his parents with concerns of increasing thirst and frequency of micturition for a few weeks. His parents are concerned that their son might have diabetes, which runs in the family. His glucose levels were previously reported normal by his GP. His recent glucose was 7.9 mmol/L, HbA1c 29 mmol/mol, sodium 161 mmol/L, potassium 3.4 mmol/L, urea 5.1 mmol/L, creatinine 79 micromol/L and mid-stream urine reported no bacterial growth. His urine osmolality was 398mOsmol/kg. Further investigations were done with a water deprivation test and he was given 2 micrograms of desmopressin with no change in his urine osmolality. What can be given to treat the patient?

Select the SINGLE most appropriate option from the list below. Select ONE option only.