The condition resulting from the absence or deficiency of LACTASE in the MUCOSA cells of the GASTROINTESTINAL TRACT, and the inability to break down LACTOSE in milk for ABSORPTION. Bacterial fermentation of the unabsorbed lactose leads to symptoms that range from a mild indigestion (DYSPEPSIA) to severe DIARRHEA. Lactose intolerance may be an inborn error or acquired.
ID
http://purl.bioontology.org/ontology/MESH/D007787
altLabel
Malabsorption, Lactose
Alactasia
Dairy Product Intolerance
Intolerance, Lactose
Hypolactasia
Lactose Malabsorption
Milk Sugar Intolerance
AQL
BL CF CI CL CO DG DH DI DT EC EH EM EN EP ET GE HI IM ME MI MO NU PA PC PP PS PX RH RT SU TH UR VE VI
cui
C0022951
DC
1
definition
The condition resulting from the absence or deficiency of LACTASE in the MUCOSA cells of the GASTROINTESTINAL TRACT, and the inability to break down LACTOSE in milk for ABSORPTION. Bacterial fermentation of the unabsorbed lactose leads to symptoms that range from a mild indigestion (DYSPEPSIA) to severe DIARRHEA. Lactose intolerance may be an inborn error or acquired.