Q42.9
BillableCongen absence, atresia and stenosis of lg int, part unsp
Congenital absence, atresia and stenosis of large intestine, part unspecified
Coding Notes
Includes
Conditions included under this code
- congenital obstruction, occlusion and stricture of large intestine
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(5)
Q42.0Congenital absence, atresia and stenosis of rectum w fistula
Q42.1Congen absence, atresia and stenosis of rectum w/o fistula
Q42.2Congenital absence, atresia and stenosis of anus w fistula
Q42.3Congenital absence, atresia and stenosis of anus w/o fistula
Q42.8Congenital absence, atresia and stenosis of prt lg int
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(39)
SNOMED CT
- Stenosis of colon19132000
- Colonic atresia37054000
- Congenital atresia of colon37054000
- Congenital obstruction of large intestine57265009
- Congenital absence of large intestine59514009
- Congenital hypoplasia of intestinal tract93268000
- Congenital short intestine93268000
- Rudimentary intestinal tract93268000
- Atresia of large intestine204711007
- Congenital atresia of large intestine204711007
- Imperforate large intestine204736001
- Congenital stenosis of colon253769003
- Atresia and stenosis of large intestine, rectum and anal canal268205005
- Congenital stenosis of large intestine737197004
- Congenital hypoplasia of colon1144544008
- Congenital hypoplastic colon1144544008
- Aplasia of colon1144552006
- Colonic aplasia1144552006
UMLS
Clinical Terms
- Congenital hypoplasia of colon
- Congenital absence of large intestine
- Congenital stenosis of large intestine
- Congenital short intestine
- Aplasia of colon
- Congenital hypoplasia of intestinal tract
- Imperforate large intestine
- Atresia of large intestine
- Congenital stenosis of colon
- Congenital atresia of large intestine
- Rudimentary intestinal tract
- Congenital atresia of colon
- Stenosis of colon
- Colonic atresia
- Atresia and stenosis of large intestine, rectum and anal canal
- Congenital hypoplastic colon
- Congenital obstruction of large intestine
- Colonic aplasia
Frequently Asked Questions
What is the ICD-10 code for congen absence, atresia and stenosis of lg int, part unsp?
The ICD-10-CM code for congen absence, atresia and stenosis of lg int, part unsp is Q42.9. The full clinical description is "Congenital absence, atresia and stenosis of large intestine, part unspecified". Q42.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q42.9 mean?
ICD-10-CM code Q42.9 represents “Congenital absence, atresia and stenosis of large intestine, part unspecified”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.
Is Q42.9 a billable code?
Yes, Q42.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q42.9 in?
Q42.9 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What SNOMED CT codes does Q42.9 map to?
Q42.9 maps to 12 SNOMED CT concepts: 1144552006, 268205005, 204711007, 37054000, 59514009, and 7 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q42.9?
Q42.9 is linked to 1 UMLS Concept Unique Identifier: C0345201. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q42.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like congen absence, atresia and stenosis of lg int, part unsp affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Q42.9?
Q42.9 maps to the ICD-11 code: LB17.Z (Structural developmental anomalies of anal canal, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.