Conditions / Genetic

congenital sucrase-isomaltase deficiency

info · Genetic · ICD-10: E74.31

A carbohydrate metabolic disorder characterized by malabsorption of oligosaccharides and disaccharides that has_material_basis_in homozygous or compound heterozygous mutation in SI on chromosome 3q26.1.

Signs and symptoms

  • Diarrhea
  • Malabsorption
  • Decreased mucosal sucrase-isomaltase activity
  • Kidney stone
  • Abdominal pain

Also known as: CSID; SI deficiency; congenital sucrase-isomaltose malabsorption; congenital sucrose intolerance; disaccharide intolerance