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Home > C. Tissular pathology > lesion


Monday 4 July 2016


Definition : A lesion is any abnormal damage or change in the tissue of an organism , usually caused by disease or trauma . Lesion is derived from the Latin word "laesio", meaning injury . Lesions may occur in plants as well as animals.

In this website, we will prefer the word " anomalies " to the word " lesions ", because this last word implied a damage by a cause , that is not always present.

According to the level of the dmage / lesion

- cellular damage / cell damage
- cellular lesion / cell lesion

- tissular damage / tissue damage
- tissular lesion / tissue lesion

- organ damage / organ damage
- organ lesion / organ lesion

See also

- diseases
- pathogen agents