How long does picosecond laser take to work for nevus of Ota?

Nevus of Ota is a deeper blue-grey pigmentation that can involve skin around the eye. Picosecond laser targets pigment, but deeper pigment clears progressively as the treated tissue recovers. The colour may look darker, redder, or swollen immediately afterwards, and the visible result depends on pigment depth, treatment settings, the area treated, and individual healing.

Because the condition may involve tissues around the eye, treatment should be planned by a clinician experienced with this location. Changes in the eye itself need separate medical attention.

Attend a specialist consultation, disclose eye symptoms and medicines, and follow instructions for protecting the treated skin. Keep the area clean, avoid rubbing or picking, and shield it from sunlight while it heals. Take photographs only at the review points advised by the clinic; daily changes can make gradual lightening difficult to judge.

Contact the clinic promptly for increasing pain, blistering, discharge, or swelling around the eye. Seek urgent eye assessment for vision change, eye pain, new floaters, marked light sensitivity, or a severe headache with visual symptoms.

Ask how deep the pigmentation appears, which eye-protection measures will be used, when the first meaningful review should occur, and how many treatment stages might be considered. Ask how eye examinations fit into your care and which symptoms require immediate contact.