Pigment Dispersion Syndrome Masquerading As Posterior Subcapsular Cataract Causing Symptomatic Visual Disturbance

To report Pigment Dispersion Syndrome presenting with diffuse posterior capsule pigmentation mimicking posterior subcapsular cataract and causing visual symptoms.

Tertiary eye care center, India

Methods: A 42-year-old male presented with glare and dimness of vision in the left eye and underwent comprehensive ophthalmic examination.Results:Uncorrected visual acuity was 6/6 in the right eye and 6/18 in the left eye, improving to 6/9 with correction. The left eye showed Krukenberg spindle, Zentmayer ring, Scheie line, and diffuse posterior capsule pigmentation mimicking posterior subcapsular cataract. The right eye showed only Krukenberg spindle. Intraocular pressure was normal in both eyes. Gonioscopy revealed dense trabecular pigmentation. Optic discs were normal.

Posterior capsule pigmentation in Pigment Dispersion Syndrome may mimic posterior subcapsular cataract and cause symptomatic visual disturbance. Recognition prevents misdiagnosis and inappropriate surgical intervention.