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ICD-10-CM Current in FY 2027

Q03.1

Atresia of foramina of Magendie and Luschka

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where Q03.1 sits in the official hierarchy. Each level is the code it is classified under.

  1. Q03 Parent Congenital hydrocephalus
  2. Q03.1 This code Atresia of foramina of Magendie and Luschka

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

hydrocephalus in newborn

Inherited from Q03 — Congenital hydrocephalus

Inclusion Terms

Dandy-Walker syndrome

Excludes1

Arnold-Chiari syndrome, type II ( Q07.0- )

Inherited from Q03 — Congenital hydrocephalus

Excludes1

acquired hydrocephalus ( G91 .-)

Inherited from Q03 — Congenital hydrocephalus

Excludes1

hydrocephalus due to congenital toxoplasmosis ( P37.1 )

Inherited from Q03 — Congenital hydrocephalus

Excludes1

hydrocephalus with spina bifida (Q05.0-Q05.4)

Inherited from Q03 — Congenital hydrocephalus

Version History

How Q03.1 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Atresia of foramina of Magendie and Luschka

  2. FY 2026 Effective

    Unchanged

    Atresia of foramina of Magendie and Luschka

Related Codes

Other codes under Q03

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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