I24.8 ICD-10-CA code: Other forms of acute ischaemic heart disease
I24.8 is the ICD-10-CA code for “Other forms of acute ischaemic heart disease” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
I24.8Other forms of acute ischaemic heart disease
Short description: Other forms of acute IHD
ICD-10-CA · Canada · Also written I248
Index terms
Entries in CIHI’s alphabetical index that lead to I24.8. Searching the index by the condition the note names is how coders reach this code.
- Microinfarct of heart
- Disease, diseased, heart (organic) (senile), ischemic (chronic or with a stated duration of over 4 weeks), acute or with a stated duration of 4 weeks or less, specified NEC
Notes for I24.8
As CIHI prints them, with any note I24.8 takes from the headings above it.
Includes
- With mention of hypertension (I10-I15)From I20-I25 Ischaemic heart diseases
Use additional code
Add a code for this detail when the note documents it.
- Use additional code from category (E10-E14) with fourth and fifth characters .52 to classify any associated diabetes mellitus.From I24 Other acute ischaemic heart diseases
- Use additional code to identify presence of hypertension.From I20-I25 Ischaemic heart diseases
Excludes
Conditions classified elsewhere.
- Angina pectoris (I20.-)transient myocardial ischaemia of newborn (P29.4)From I24 Other acute ischaemic heart diseases
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)systemic connective tissue disorders (M30-M36)transient cerebral ischaemic attacks and related syndromes (G45.-)From Chapter 9: Diseases of the circulatory system (I00-I99)
Note
- For morbidity, duration as used in categories (I21, I22, I24 and I25) refers to the interval elapsing between onset of the ischaemic episode and admission to care.From I20-I25 Ischaemic heart diseases
Where I24.8 sits
- 1ChapterChapter 9: Diseases of the circulatory system (I00-I99)
- 2Block I20-I25Ischaemic heart diseases
- 3Category I24Other acute ischaemic heart diseases
- 4Valid code I24.8Other forms of acute ischaemic heart disease
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.
Frequently asked questions
What does ICD-10-CA code I24.8 mean?
I24.8 is the ICD-10-CA code for “Other forms of acute ischaemic heart disease” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is I24.8 in ICD-10-CA?
I24.8 sits under I24 Other acute ischaemic heart diseases, within I20-I25 Ischaemic heart diseases, within Chapter 9: Diseases of the circulatory system (I00-I99).
What coding notes apply to I24.8?
ICD-10-CA lists Use additional code, Excludes, Note, Includes notes for I24.8, 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.