Lactase deficiency

Resumen

  • Characterised by reduced lactase concentration in the mucosal brush border of the small intestine (also known as hypolactasia).
  • Exists in 4 distinct forms: primary, secondary, congenital, and developmental.
  • Symptoms can be gastrointestinal and/or systemic.
  • Current standard biochemical diagnostic test is the lactose hydrogen breath test.
  • Treatment includes reduction or elimination of dietary lactose.
  • If elimination of lactose is necessary, alternative calcium sources are required.
Actualizado por última vez: ene 09, 2013

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