Serous detachment of retinal pigment epithelium, left eye

This code describes a condition where the serous fluid accumulates between the neurosensory retina and the underlying retinal pigment epithelium (RPE) in the left eye, causing a separation. This detachment can lead to visual disturbances, including blurred vision or metamorphopsia, and is often associated with age-related macular degeneration (AMD) or central serous chorioretinopathy.

Apply this code when documentation explicitly states a serous detachment of the retinal pigment epithelium affecting the left eye. This diagnosis is typically made through ophthalmic examination, often confirmed by optical coherence tomography (OCT) imaging showing fluid accumulation beneath the RPE.

• Differentiate from retinal detachment (H33.xx) where the neurosensory retina separates from the RPE.
• Ensure laterality is accurately documented and coded; this code is specific to the left eye.
• Consider coding an underlying cause, such as AMD (H35.3x) or central serous chorioretinopathy (H35.71x), if documented.