Also called sands of sahara due to the appearance of dunes of sand in the cornea with advanced stages. DLK is an inflammation under the Lasik flap of the cornea which is believed to be caused by a response to the presence of sterile infiltrates in the flap interface.

The complication occurs in the early post-operative period, vision is hazy and the eye is painful and teary. There is also an intolerance of bright light. Detailed Lasik and All-Laser Lasik Related Diffuse Lamellar Keratitis (DLK) Information