LESION

n. injury, wound; change in a bodily organ or tissue that is caused by disease; area of skin which is diseased or infected

Lesion is derived from the Latin word "laesio" which means "injury."A lesion is any abnormal tissue found on or in an organism, usually damaged by disease or trauma.
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Lesion /le·sion/ any pathological or traumatic discontinuity of tissue or loss of function of a part. [more]Lesion - Community and Resources

Noun
1. any visible abnormal structural change in a bodily part
(hypernym) pathology
(hyponym) tubercle
2. any break in the skin or an organ caused by violence or surgical incision
(synonym) wound
(hypernym) injury, hurt, harm, trauma
(hyponym) raw wound

n. lesion, injury, wound