A scar is fibrous tissue made of collagen that replaces the injured skin. The following breast cancer treatments can cause scar tissue to form: surgery; radiation therapy; Scar tissue can cause its own side effects: nerve pain or numbness if scar tissue forms around nerves; A lump of scar tissue forms in the hole left after breast tissue is removed. If scar tissue forms around a stitch from surgery it's called a suture granuloma and also feels like a lump. Changes in breast appearance.
Necrotic tissue is dead tissue, which usually results from an inadequate local blood supply. Necrotic tissue contains dead cells and debris that are a consequence of the fragmentation of dying cells.Necrotic tissue changes color from red to brown or black/purple, as it becomes more dehydrated.ecrotic tissue is dead tissue, which usually results from an inadequate local blood supply. Necrotic tissue contains dead cells and debris that are a consequence of the fragmentation of dying cells.
When babies are born prematurely, many of their organs are not fully developed. This puts them at risk for a number of diseases within the first weeks of life. One of these diseases is necrotizing enterocolitis (nek-roh-TIE-zing en-ter-oh-coh-LIE-tis), the most common and serious intestinal disease among preemies. Necrotizing enterocolitis (NEC) happens when tissue in the small or large intestine is injured or begins to die off.