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).
Morphea comes from a Greek word that means form or structure.. The word refers to local patches of scleroderma. Early symptoms of scleroderma of this type include reddish patches of skin that thicken into firm, oval-shaped areas. The center of each patch becomes ivory-colored with violet borders.These patches sweat very little and have little hair growth. Patches appear most often on the chest, stomach, and back.arly symptoms of scleroderma of this type include reddish patches of skin that thicken into firm, oval-shaped areas. The center of each patch becomes ivory-colored with violet borders.