#liver_spot__liverspot  a type of skin disease that causes brown spots on the skin
  supertype:  macule__macula  a patch of skin that is discolored but not usually elevated; caused by various diseases
  part of:  tegument__skin__cutis__cuti  a natural protective covering of the body; site of the sense of touch; "your skin is the largest organ of your body"
     part of:  integumentary_system__integumentarysystem  the skin and its appendages

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