lesion

(le’zhun) [L. le’sio; led’ere to hurt). Any hurt, wound, or local degeneration. coarse 1., molar 1. Same as macroscopic |. degenerative 1., one which is caused by or characterized by degeneration. depre ive 1., one that causes diminution of functional activity. destructive , one which leads to the obliteration of an organ or the abolishment of its functions. diffuse 1, one that spreads widely and irregularly. discharging 1., a lesion attended with great and sudden liberation of energy. di eminated 1., one that involves a number of separate spots. Ebstein’s 1., hyaline degeneration and insular necrosis of epithelial cells of the renal tubercles in diabetes mellitus. focal 1., one that has a small area and definite limits. functional 1., one which leads to no obvious or discoverable change of structure, but which causes disturbances of function. gro |., a lesion that is visible to the naked eye. to logic 1., microscopic 1., minute 1., one that is discoverable only by the microscope. indiscriminate 1., a lesion affecting distinct parts or systems of the body. initia: syphilitic 1., true or hard chancre. irritative 1., one which ‘stimulates the functions of the part where it is situated. local 1., onc in the nervous system giving origin to distinctive local symptoms. macroscopic ]., one that is attended by changes obvious to the unaided eye. mixed 1. See indiscriminate |. molecular 1., a lesion not visible even with the aid of a microscope. nervous 1, one which affects nervous ti ue. organic i. Same as structural 1. partial 1., one which involves a part only of an organ or of the diameter of a conducting tract. peripheral 1., a lesion of the nerve-endings. structural 1., one that produces an obvious change in a ti ue. systemic 1., one limited to a systemt or set of organs with Η 523 LEUKEMIA common function. total 1., one involving the ς whole of an organ or of the diameter of a conducting tract. toxic 1., one due to a poison. traumatic 1., a wound or injury. trophic ]., a pathologic change originating in the capillary system, and consisting originally in an exce or deficiency of the particles of blood in the proce es of a imilation, absorption, and the like. vascular I., one which affects a ve el or ve els.