ESPE Abstracts

Introduction: Costello syndrome is a rare RASopathy that is associated with such characteristics as prenatal overgrowth, postnatal growth retardation, mental-motor retardation, coarse face appearance, loose skin on the neck, hands and feet, cardiovascular abnormalities, deep palmar and plantar lines and a predisposition to various types of cancer. Several endocrine disorders, including growth hormone deficiency, adrenal failure, glucose intolerance, hyperprolactinemia and hypo...