Figure 4From: Congenital hyperinsulinism: current trends in diagnosis and therapyManagement tree for HI patients. DZX: Diazoxide; HI: Hyperinsulinism; Med treatt: Medical treatment. * Failure of the surgery for a focal form of HI is rare, but happens when the focal form is very large or when two focal forms coexist within the same pancreas.Back to article page