Liver spots, also called age spots or lentigines, are the result of hyperpigmentation, or the buildup of excess pigment in patches of the skin.
Liver spots have nothing to do with the liver and most often result from a lifetime of exposure to sunlight. Other possible causes include surgery, pregnancy, and some medications.
Liver spots are usually flat and brown, with rounded edges, and are most often found on the face, hands, back and feet. If the spots have irregular borders, a dermatologist should look at them to make sure they are not melanoma, an invasive skin cancer.
As with so many other results of photoaging, age spots can be prevented or