H34.81 Central retinal vein occlusion

Non-billable header with 4 child codes.

7th character note

• One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion:

7th character required

• 0 — with macular edema
• 1 — with retinal neovascularization
• 2 — stable

Applies from H34 Retinal vascular occlusions

Excludes1 (never code together)

• amaurosis fugax (G45.3)

Codes under H34.81

• H34.811 Central retinal vein occlusion, right eye
• H34.812 Central retinal vein occlusion, left eye
• H34.813 Central retinal vein occlusion, bilateral
• H34.819 Central retinal vein occlusion, unspecified eye

Code annotations containing back-references to H34.81

Back-references to H34.81

• Code First: H40.84 Neovascular secondary angle closure glaucoma ("central retinal vein occlusion (H34.81)")

Back-references to H34

• Type 2 Excludes: I74 Arterial embolism and thrombosis ("ophthalmic embolism and thrombosis (H34.-)")
• Type 2 Excludes: I74 Arterial embolism and thrombosis ("retinal embolism and thrombosis (H34.-)")

Diagnosis Index entries for H34.81

• Occlusion, occluded › retina, retinal › vein (central)

Nearby codes

• H34.231 Retinal artery branch occlusion, right eye
• H34.232 Retinal artery branch occlusion, left eye
• H34.233 Retinal artery branch occlusion, bilateral
• H34.239 Retinal artery branch occlusion, unspecified eye
• H34.8 Other retinal vascular occlusions
• H34.81 Central retinal vein occlusion (this code)
• H34.811 Central retinal vein occlusion, right eye
• H34.8110 Central retinal vein occlusion, right eye, with macular edema
• H34.8111 Central retinal vein occlusion, right eye, with retinal neovascularization
• H34.8112 Central retinal vein occlusion, right eye, stable
• H34.812 Central retinal vein occlusion, left eye