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O08.18 ICD-10-CA code: Delayed or excessive haemorrhage following other abortion

O08.18 is the ICD-10-CA code for “Delayed or excessive haemorrhage following other abortion” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

O08.18

Delayed or excessive haemorrhage following other abortion

Short description: Delay or esc haemor fol oth abort

ICD-10-CA · Canada · Also written O0818

Notes for O08.18

As CIHI prints them, with any note O08.18 takes from the headings above it.

Includes

  • • Conditions from O05.0-O05.9
  • • Afibrinogenaemia following conditions classifiable to O00-O05• Defibrination syndrome following conditions classifiable to O00-O05• Intravascular coagulation following conditions classifiable to O00-O05From O08.1 Delayed or excessive haemorrhage

Excludes

Conditions classified elsewhere.

  • Continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.11-)From O00-O08 Pregnancy with abortive outcome
  • Certain diseases or injuries complicating pregnancy, childbirth, and the puerperium classified elsewhere:external causes (for mortality) (V,W,X,Y)injury, poisoning and certain other consequences of external causes (S00-T88.1, T88.6-T98)mental and behavioural disorders associated with the puerperium (F53.-)obstetrical tetanus (A34)postpartum necrosis of pituitary gland (E23.0)puerperal osteomalacia (M83.0)supervision of:• high-risk pregnancy (Z35.-)• normal pregnancy (Z34.-)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)

Note

  • This category is provided primarily for morbidity coding. For use of this category reference should be made to the morbidity coding rules and guidelines.From O08 Complications following abortion and ectopic and molar pregnancy
  • The codes included in this chapter are to be used for conditions related to or aggravated by the pregnancy, childbirth or by the puerperium (maternal causes or obstetric causes)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)

Where O08.18 sits

  1. 1ChapterChapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
  2. 2Block O00-O08Pregnancy with abortive outcome
  3. 3Category O08Complications following abortion and ectopic and molar pregnancy
  4. 4Subcategory O08.1Delayed or excessive haemorrhage
  5. 5Valid code O08.18Delayed or excessive haemorrhage following other abortion

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See O08.18 in the CIHI source

Frequently asked questions

What does ICD-10-CA code O08.18 mean?

O08.18 is the ICD-10-CA code for “Delayed or excessive haemorrhage following other abortion” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is O08.18 in ICD-10-CA?

O08.18 sits under O08.1 Delayed or excessive haemorrhage, within O08 Complications following abortion and ectopic and molar pregnancy, within O00-O08 Pregnancy with abortive outcome, within Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99).

What coding notes apply to O08.18?

ICD-10-CA lists Includes, Note, Excludes notes for O08.18, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside O08.18

O08.10Delayed or excessive haemorrhage following ectopic pregnancyO08.11Delayed or excessive haemorrhage following hydatidiform mole and other abnormal products of conceptionO08.12Delayed or excessive haemorrhage following spontaneous abortionO08.13Delayed or excessive haemorrhage following medical abortionO08.19Delayed or excessive haemorrhage following unspecified type of abortion, subsequent episode of care only