Localized scleroderma (localized scleroderma) refers to the performance of the skin becomes hard plaque or bar disease of unknown etiology, pathological changes of the dermis and subcutaneous tissue collagen deposition and accompanied by a large number of lymphocytes, plasma cells and infiltration of tissues and cells, systemic sclerosis is not included in the range, not associated with visceral damage, little or no change in serum.
Clinically visible morphea, strip scleroderma, or both occur in the same patient being:
(1) morphea (morphea)
Most common in localized scleroderma, and can occur in any part of the chest and back, limbs, face and neck is more common, manifested as skin thickening and hardening of plaque-like atrophy: redness of skin lesions at the beginning, were round, oval or irregular in shape, edge purple, one or multiple, up to several centimeters in diameter, is gradually increasing, the central part is turning into yellow, no progress after a few years, local skin hardens, shrinking.
(2) Article (band) like scleroderma (linear scleroderma)
Occurs mainly in children and young people, manifestations ribbon strip of hardened skin, can be deep under Bag deep fascia, muscle layer, and even bone, often distributed along the intercostal space, can also be found on the forehead, scalp, limbs, lesions were longitudinal distribution, can cause muscle atrophy and bone dysplasia, causing shorter limbs and facial atrophy.
(3) guttate scleroderma (guttate morphea)
Prevalent in the neck, chest, shoulder, etc., were green beans to coin large clusters or linear distribution arrangement. |
