incumbent. adj. 1. (often: postpositive and foll by on or upon and an infinitive) morally binding or necessary; obligatory: it is incumbent on me to attend.
Morphea, also known as localized scleroderma, is a condition which causes hardening and discoloration of the skin. It is thought to be isolated to the skin without internal organ involvement as seen in systemic sclerosis (commonly known as scleroderma).
of scleroderma, a condition that can cause a wide variety of problems, from skin discoloration to difficulty with the function of joints and muscles and other connective tissues. Morphea typically appears on your abdomen, chest or back, but it can affect your face, arms and legs. ...