Congenital disorder of glycosylation id presenting with hyperinsulinemic hypoglycemia and islet cell hyperplasia
CONTEXT: Inborn errors in protein glycosylation, such as the congenital disorders of glycosylation (CDGs), generate multifaceted syndromes that impair many organ systems. We here report the diagnosis of the third known patient with CDG-Id.RESULTS: The patient's phenotype was extremely severe, and she succumbed at 19 d of age. Leading features included hyperinsulinemic hypoglycemia, and autopsy rev