图2-7-1
右手中指背侧局限性紫红斑
图2-7-2
右手拇指、手背及虎口处紫红斑,可见拇指划 MLGic0ygf25ZTHtaWr3c8AmH8Az8mowNhDI8TIKTOuEwr9cEvGPXDS2ScIt94/XC