MTOR and isolated hemihyperplasia: Treatment options for IH as a bridge to surgical resection of the functional tumor include frequent, low-glycemic index (GI) foods [5-8], glucocorticoids [6, 7, 9], somatostatin analogues [7, 10], growth hormone [7, 8], diazoxide [8, 9], dextrose infusion [5, 7, 8, 11, 12], and mechanistic target of rapamycin (mTOR) inhibitors [7], with varying clinical responses.