Lens, intraocular
An artificial lens made of plastic, silicone, acrylic or other material that is implanted in the eye during cataract surgery. Abbreviated IOL.
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- Lens, objective
In a microscope, the lens nearest to the object being examined. Most light microscopes now have a turret that bears a selection of objective lenses.
- Lens, ocular
In a microscope, the lens closest to the eye. Also known as eyepiece. Most light microscopes are binocular, with one ocular lens for each eye.
- Lentigines
When there is one lentigo, there are usually more lentigines.
- Lentigo
A type of freckle that is a small tan, brown, or black spot which tends to be darker than the usual (ephelis-type) freckle and which do not fade in the winter. This kind of spot is referred to as lentigo simplex. Although lentigines may be part of a genetic disorder, for the most part they […]
- Lentigo maligna melanoma
One of the four clinical types of malignant melanoma and the slowest growing type. Lentigo maligna melanoma typically begins as a patch of mottled pigmentation that is dark brown, tan, or black on sun-exposed skin, such as on the face.