Histopatholgy of the skin from the forehead revealed hypertrophic pilosebaceous units and thickening collagen bundles in the dermis and subcutis.
Histopatholgy of the skin from the forehead revealed hypertrophic pilosebaceous units and thickening collagen bundles in the dermis and subcutis.
额头处之病理变化则呈现毛囊与皮脂腺肥大以及真皮、皮下组织之胶原束增厚现象。