Cystoid macular edema occurring 13 years after cataract extraction

Area of Science:

• Ophthalmology
• Retinal Diseases
• Cataract Surgery

Background:

• Cataract extraction is a common procedure to restore vision.
• Postoperative complications can occur years after surgery.
• Maintaining long-term visual acuity after cataract surgery is crucial.

Observation:

• A patient presented with diminished visual acuity 13 years after cataract extraction.
• Interim visual acuity had been stable at 6/6 (20/20) or 6/7.5 (20/25+2).
• Clinical examination revealed vitreous adherence to the inner surface of the cataract wound.

Findings:

• Fluorescein angiography confirmed the presence of cystoid macular edema.
• No other apparent ocular cause for the macular edema was identified.
• Vitreous adherence to the cataract wound was the only noted abnormality.

Implications:

• This case highlights a rare, late-onset complication following cataract surgery.
• Vitreous adherence may be an underrecognized cause of cystoid macular edema.
• Further investigation is needed to understand the pathophysiology and management of such cases.