what is lesion study
A lesion is any abnormality in the tissue of an organism (in layman's terms, damage), usually caused by disease or trauma.Lesion is derived from the Latin word laesio meaning injury.f a lesion is caused by a tumor it will be classified as malignant or benign. Lesions may be classified by the shape they form, as is the case with many ulcers, which can have a bullseye or 'target' appearance.