Growth Hormone Excess in a Child with Neurofibromatosis Type 1 and Optic Pathway Tunor: A Patient Report

The patient is a 7.4-year-old Caucasian male who was well until he was 2.5 years old, at which time he was found to have approximately 20 cafe au lait spots, macrocephaly, a Lisch nodule on his left iris, and bitemporal hemianopsia. Magnetic resonance imaging (MRI) of the brain showed a well-defined mass (3.0 cm in diameter) within the suprasellar cistern. The anterior pituitary gland was normal. At 2.6