title: Lactase deficiency. Diagnosis and management.
mesh_terms: D000328:Adult; D001786:Blood Glucose / Q000032:analysis; D001944:Breath Tests; D002446:Celiac Disease / Q000175:diagnosis; D003109:Colonic Diseases, Functional / Q000175:diagnosis; D003424:Crohn Disease / Q000175:diagnosis; D003937:Diagnosis, Differential; D003967:Diarrhea / Q000175:diagnosis; D004415:Dyspepsia / Q000175:diagnosis; D005696:Galactosidases / Q000172:deficiency*; D006801:Humans; D006859:Hydrogen / Q000032:analysis; D007785:Lactose; D007787:Lactose Intolerance / Q000175:diagnosis* / Q000178:diet therapy / Q000473:pathology; D008297:Male; D001616:beta-Galactosidase / Q000172:deficiency*
chemical_list: D001786:Blood Glucose; D006859:Hydrogen; D005696:Galactosidases; D001616:beta-Galactosidase; D007785:Lactose