Results Among of the 7 cases, 2 cases akin end mucous plaque, 2cases dark stools and microscopic hematuria, 2 cases gingival bleeding and hemorrhinia, I casesbrain hemorrhage.

• 结果7例中皮肤黏膜瘀斑2例，黑便及镜下血尿2例，牙龈及鼻出血2例，脑出血1例，7例全部治愈。