The young and the undiagnosed

By the time he arrived for treatment at a paediatric hospital weight management clinic, Joe,* an 11-year-old Melbourne boy of Lebanese descent, had ballooned to almost 83kg with a BMI greater than 33kg/m2.

Two grandparents had been diagnosed with type 2 diabetes in mid-to-late life, but Joe’s medical history was mostly unremarkable. He was not taking any medication, was developing normally and progressing well in school.

However, excessive weight gain had begun four years prior. He developed polyuria and polydipsia, and had