DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Solar elastosis. Close-up of the lip of a 51-year-old female patient with solar elastosis (actinic elastosis). This condition is an accumulation of abnormal elastin (elastic tissue) in the dermis of the skin. If is caused by the cumulative effects of prolonged sun exposure.
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