271.3 DISACCHARIDASE DEF/MALAB

Code Information

Diagnosis Code: 271.3

Short Description: Disaccharidase def/malab

Long Description: Intestinal disaccharidase deficiencies and disaccharide malabsorption

Code Classification:

  • Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)
    • Other metabolic disorders and immunity disorders (270-279)
      • 271 Disorders of carbohydrate transport and metabolism
        • 271.3 Disaccharidase def/malab

Code Version: 2015 ICD-9-CM

Synonyms

  • Acquired lactase deficiency
  • Congenital glucose-galactose malabsorption
  • Congenital lactase deficiency
  • Deficiency of isomaltase
  • Disaccharidase deficiency
  • Disacchariduria
  • Glucose-galactose malabsorption
  • Hereditary gastrogenic lactose intolerance
  • Impaired glucose tolerance in nonobese
  • Intestinal disaccharidase deficiency
  • Lactase deficiency
  • Lactase deficiency in diseases other than of the small intestine
  • Lactose intolerance
  • Lactose intolerance in children without lactase deficiency
  • Lactosuria
  • Malabsorption of glucose
  • Nonpersistence of intestinal lactase
  • Primary lactose intolerance
  • Small intestine glucose intolerance
  • Sucrase-isomaltase deficiency
  • Sucrose intolerance
  • Sucrosuria

References to Index of Diseases and Injuries

The code 271.3 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Absorption
    • lactose defect 271.3
  • Alactasia (hereditary) 271.3
  • Deficiency, deficient
    • disaccharidase (intestinal) 271.3
    • invertase 271.3
    • lactase 271.3
    • sucrase 271.3
    • sucrase-isomaltase 271.3
  • Disorder - see also Disease
    • metabolism NEC 277.9
      • lactose 271.3
  • Intolerance
    • dissacharide (hereditary) 271.3
    • glucose (-galactose) (congenital) 271.3
    • lactose (hereditary) (infantile) 271.3
    • sucrose (-isomaltose) (congenital) 271.3
  • Lacticemia 271.3
    • excessive 276.2
  • Lactosuria 271.3
  • Malabsorption 579.9
    • disaccharide 271.3
    • glucose-galactose (congenital) 271.3
    • isomaltose 271.3
    • lactose (hereditary) 271.3
    • sucrose (-isomaltose) (congenital) 271.3
  • Maltosuria 271.3

Crosswalk Information

The code 271.3 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
271.3 Right Arrow E74.39 Other disorders of intestinal carbohydrate absorption
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
271.0 Glycogenosis
271.1 Galactosemia
271.2 Hereditary fructose intolerance
271.4 Renal glycosuria
271.8 Other specified disorders of carbohydrate transport and metabolism
271.9 Unspecified disorder of carbohydrate transport and metabolism

This page was last updated on: 10/1/2014