Q03.0
BillableMalformations of aqueduct of Sylvius
Malformations of aqueduct of Sylvius
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Anomaly of aqueduct of Sylvius
- Obstruction of aqueduct of Sylvius, congenital
- Stenosis of aqueduct of Sylvius
Includes
Conditions included under this code
- hydrocephalus in newborn
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(53)
SNOMED CT
- Aqueduct of Sylvius anomaly25397008
- Congenital stenosis of aqueduct of Sylvius50429003
- Congenital obstruction of aqueduct of Sylvius67876003
- Spina bifida with stenosis of aqueduct of Sylvius203955004
- Hydrocephalus with anomaly of aqueduct of Sylvius253133004
- Hydrocephalus associated with congenital aqueduct stenosis302882002
- Atresia of aqueduct of Sylvius698999002
- Congenital atresia of aqueduct of Sylvius698999002
UMLS
- AQUEDUCTAL STENOSISC0266476
- Aqueduct of Sylvius stenosisC0266476
- Aqueduct stenosisC0266476
- Aqueductal StenosesC0266476
- Aqueductal StenosisC0266476
- Aqueductal stenosisC0266476
- Congenital stenosis of aqueduct of SylviusC0266476
- Congenital stenosis of aqueduct of Sylvius (disorder)C0266476
- Narrowing of aqueduct of SylviusC0266476
- Stenoses, AqueductalC0266476
- Stenosis of aqueduct of SylviusC0266476
- Stenosis of the aqueduct of SylviusC0266476
- Stenosis, AqueductalC0266476
- aqueduct of stenosis sylviusC0266476
- aqueduct stenosisC0266476
- Anomaly of aqueduct of SylviusC0266474
- Aqueduct of Sylvius anomalyC0266474
- Aqueduct of Sylvius anomaly (disorder)C0266474
- Malformations of aqueduct of SylviusC0266474
- Congenital obstruction of aqueduct of SylviusC0266475
- Congenital obstruction of aqueduct of Sylvius (disorder)C0266475
- Obstruction of aqueduct of Sylvius, congenitalC0266475
Clinical Terms
- Aqueductal stenosis
- Stenoses, Aqueductal
- Hydrocephalus with anomaly of aqueduct of Sylvius
- Aqueduct of Sylvius anomaly
- Aqueduct of Sylvius stenosis
- Stenosis of the aqueduct of Sylvius
- Spina bifida with stenosis of aqueduct of Sylvius
- Aqueductal Stenoses
- aqueduct stenosis
- Hydrocephalus associated with congenital aqueduct stenosis
- Stenosis, Aqueductal
- Anomaly of aqueduct of Sylvius
- Congenital atresia of aqueduct of Sylvius
- aqueduct of stenosis sylvius
- Stenosis of aqueduct of Sylvius
- Congenital stenosis of aqueduct of Sylvius
- Congenital obstruction of aqueduct of Sylvius (disorder)
- Congenital obstruction of aqueduct of Sylvius
- Obstruction of aqueduct of Sylvius, congenital
- Congenital stenosis of aqueduct of Sylvius (disorder)
- Aqueduct of Sylvius anomaly (disorder)
- Narrowing of aqueduct of Sylvius
- Atresia of aqueduct of Sylvius
Frequently Asked Questions
What is the ICD-10 code for malformations of aqueduct of sylvius?
The ICD-10-CM code for malformations of aqueduct of sylvius is Q03.0. The full clinical description is "Malformations of aqueduct of Sylvius". Q03.0 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q03.0 mean?
ICD-10-CM code Q03.0 represents “Malformations of aqueduct of Sylvius”. 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 Q03.0 a billable code?
Yes, Q03.0 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q03.0 in?
Q03.0 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What codes cannot be used with Q03.0?
Q03.0 has Excludes1 notes indicating codes that cannot be used together with it, including: Arnold-Chiari syndrome, type II (Q07.0-); acquired hydrocephalus (G91.-); hydrocephalus due to congenital toxoplasmosis (P37.1); and 1 more.
What SNOMED CT codes does Q03.0 map to?
Q03.0 maps to 7 SNOMED CT concepts: 25397008, 698999002, 67876003, 50429003, 302882002, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q03.0?
Q03.0 is linked to 3 UMLS Concept Unique Identifiers: C0266476, C0266474, C0266475. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q03.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malformations of aqueduct of sylvius 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 Q03.0?
Q03.0 maps to the ICD-11 code: LA04.0 (Hydrocephalus with stenosis of the aqueduct of Sylvius).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.