Common clinical features included sudden and rapid tumor growth, superficial ulceration, bony destruction and nerve infiltration.
临床上主要表现为快速生长或生长突然加速的局部包块，可有溃疡形成、骨质破坏和神经侵犯。
The primary lesions consist of purpuric papules which undergo superficial ulceration, followed by the development of irregular atrophic scars.
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。
应用推荐