| corneal abrasion | 0.72 | He suffered a torn retina and several corneal abrasions that required laser surgery. | ||
| corneal transplant | 0.72 | One needed corneal transplants. | ||
| corneal flap | 0.53 | A tiny saw blade is cutting into my eyeball, making the corneal flap. | ||
| corneal tissue | 0.46 | But knives and lasers can leave corneal tissue with ragged edges. | ||
| corneal ring | 0.33 | The corneal ring also is designed to remain permanently in the eye without maintenance. | ||
| corneal scar | 0.26 | ...corneal scars. | ||
| corneal ulcer | 0.26 | Acanthamoeba are a potential source of corneal ulcers, a painful condition that can cause deterioration of vision or even blindness. |