H33.42 Traction detachment of retina, left eye

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from H33 Retinal detachments and breaks

Excludes1 (never code together)

• detachment of retinal pigment epithelium (H35.72-, H35.73-)

Applies from H33.4 Traction detachment of retina

Applicable to

• Proliferative vitreo-retinopathy with retinal detachment

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 361.81 Traction detachment of retina (approximate)

Code annotations containing back-references to H33.42

Back-references to H33.4

• Type 1 Excludes: H35.2 Other non-diabetic proliferative retinopathy ("proliferative vitreo-retinopathy with retinal detachment (H33.4-)")
• Type 1 Excludes: H43.8 Other disorders of vitreous body ("proliferative vitreo-retinopathy with retinal detachment (H33.4-)")

Back-references to H33

• Use Additional: H44.2C Degenerative myopia with retinal detachment ("code to identify the retinal detachment (H33.-)")

Nearby codes

• H33.333 Multiple defects of retina without detachment, bilateral
• H33.339 Multiple defects of retina without detachment, unspecified eye
• H33.4 Traction detachment of retina
• H33.40 Traction detachment of retina, unspecified eye
• H33.41 Traction detachment of retina, right eye
• H33.42 Traction detachment of retina, left eye (this code)
• H33.43 Traction detachment of retina, bilateral
• H33.8 Other retinal detachments