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).
Scleroderma is a chronic autoimmune disease characterized by a hardening or sclerosis in the skin or other organs. The localized type of the disease, known as morphea, while â¦ disabling, tends not to be fatal.