tissue slough

tis·sue slough

(tishū slawf)
External layer of tissue that loosens when exposed to extensive topical anesthetic, abrasive toothpaste, smokeless tobacco, or mouth rinses.
See: slough
References in classic literature ?
He gets a dry, hacking cough as the dead tissue sloughs away, and dies the following summer of pneumonia, wondering what it's all about.
The coagulated tissue sloughs off over one to two weeks and multiple treatments are needed for optimal results.
Many times, obstructed labor leads to fistulas; the pressure of the fetal head on the vaginal wall causes tissue necrosis, and fistulas develop between the vagina and the bladder or rectum after the necrotic tissue sloughs.
Then, the new vessels rupture and the support tissue sloughs off in menstrual flow.