An 18-year-old woman with familial chylomicronaemia who would not stick to a diet

After having tried diets and other treatments, an 18-year-old white woman came to our department at the Catholic University, Rome (GG). She had been well until aged 12, when she developed cutaneous xanthomas over most of her body. She also complained of recurrent episodes of abdominal pain which were associated with increased plasma amylase. Abdominal ultrasonography showed enlargement of liver and spleen, consistent with steatosis. Plasma...