H34

Non-Billable

ChapterH00–H59

Rankcategory

Official Description

Retinal vascular occlusions

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 7: Diseases of the Eye and Adnexa (H00-H59).

CH7 Parent Instructions

Excludes2(Not included here)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
endocrine, nutritional and metabolic diseases (E00-E88)
injury (trauma) of eye and orbit (S05.-)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)

Instructional Notes

Excludes1(Not coded here)

amaurosis fugax (G45.3)

Clinical Hierarchy

CH7Diseases of the eye and adnexa (H00-H59)

H30-H36Disorders of choroid and retina (H30-H36)

H34Retinal vascular occlusions

H34.0Transient retinal artery occlusion

H34.1Central retinal artery occlusion

H34.2Other retinal artery occlusions

H34.8Other retinal vascular occlusions

H34.9Unspecified retinal vascular occlusion

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H34:

chapterCH7

Diseases of the eye and adnexa (H00-H59)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to H34. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

10 raw paths

Embolism (multiple) (paradoxical)1 unique routes

eye→H34

Obstruction, obstructed, obstructive1 unique routes

retinal (vessels)→H34

Occlusion, occluded8 unique routes

artery(4 variants)

retinal(4 variants)

branch→H34

central→H34

partial→H34

transient→H34