萎缩性疤痕是以其引起的功能障碍特征命名的疤痕。多见于深度烧伤愈合后，由于疤痕收缩，常导致外形改变和功能障碍，长期的疤痕挛缩可影响骨骼、肌肉、血管、神经等组织的发育，应及早处理。
本文报道了一例头皮烧伤萎缩性疤痕16年而发生癌变。
This paper reports a case of canceration of atrophic scar on burned scalp after 16 years of burn.
其初期的病灶为紫斑性丘疹，进而形成表浅之溃疡，而后形成不规则状萎缩性疤痕。
The primary lesions consist of purpuric papules which undergo superficial ulceration, followed by the development of irregular atrophic scars.
疤痕可以是菲薄萎缩性的，也可以形成肿瘤样的过度生长。
Scars may be thin and atrophic, or the fibrous elements may develop into neoplastic overgrowths, as in keloids.
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