Sucrase-Isomaltase Deficiency: Hiding in Plain Sight?

Our review focuses on the various presentations, diagnosis, and treatment of sucrose–isomaltase deficiency (SID), previously thought to be limited to the pediatric population with severe malabsorptive symptoms. Although sucrase–isomaltase deficiency is presumed to be a rare disorder, it is likely under recognized and more prevalent than is currently known. Congenital sucrase–isomaltase deficiency usually manifests early in life, but the...