ICD-10-CM Current in FY 2027

O22.5

Cerebral venous thrombosis in pregnancy

Release: FY 2027
Effective: October 1, 2026

Official source

Hierarchy

Where O22.5 sits in the official hierarchy. Each level is the code it is classified under.

O22 Parent Venous complications and hemorrhoids in pregnancy
O22.5 This code Cerebral venous thrombosis in pregnancy

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.

Inclusion Terms

Cerebrovenous sinus thrombosis in pregnancy

Excludes1

venous complications of:

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes1

abortion NOS ( O03.9 )

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes1

ectopic or molar pregnancy ( O08.7 )

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes1

failed attempted abortion ( O07.35 )

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes1

induced abortion ( O04.85 )

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes1

spontaneous abortion ( O03.89 )

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes2

obstetric pulmonary embolism ( O88 .-)

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

Excludes2

venous complications and hemorrhoids of childbirth and the puerperium ( O87 .-)

Inherited from O22 — Venous complications and hemorrhoids in pregnancy

More Specific Codes

4 codes under O22.5

Version History

How O22.5 appears in each release imported from the official files, newest first.

FY 2027 Effective October 1, 2026
Current

Cerebral venous thrombosis in pregnancy
FY 2026 Effective October 1, 2025
Unchanged

Cerebral venous thrombosis in pregnancy

Other codes under O22

Codes whose official notes reference O22.5

G08 Intracranial and intraspinal phlebitis and thrombophlebitis Billable

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: October 1, 2026
Source file: icd10cm-code-descriptions-2027.zip

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

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