T85.2

Clinical Causes: Improper implantation or positioning of the intraocular lens Wear and tear over time leading to mechanical failure Trauma or injury to the eye that damages the lens Manufacturing defects in the intraocular lens Post-surgical complications such as IOL dislocation or subluxation Inflammation leading to loosening or displacement of the lens Incorrect sizing during surgery resulting in poor fit

Key Symptoms: Blurred or distorted vision Seeing floaters or flashes of light Feeling of a foreign body within the eye Discomfort or pain in the eye Visible movement or dislocation of the lens Redness or swelling around the eye Sensitivity to light (photophobia)

Diagnosis Path: Diagnosis typically involves a comprehensive eye examination. The ophthalmologist may use slit-lamp biomicroscopy to inspect the intraocular lens and determine if there has been dislocation, damage, or other mechanical issues. Visual acuity tests and imaging techniques, such as ultrasound biomicroscopy or anterior segment optical coherence tomography (OCT), may be conducted to assess the position and integrity of the lens. A detailed patient history regarding recent trauma or surgery can also aid in diagnosis.

Treatment Protocols: Management of mechanical complications of intraocular lenses depends on the severity and specific issue. Options can include: - Observation: Small displacements or minor damage may sometimes be monitored over time. - Medications: To control inflammation or infection if present. - Surgical Intervention: Procedures such as repositioning, replacement, or removal of the IOL may be necessary. Sometimes, a new lens is implanted to restore vision. - Postoperative care involves medications to prevent infection and inflammation as prescribed by the ophthalmologist. Early detection and treatment can help prevent further damage and preserve visual acuity.