Thromboangiitis obliterans symptoms and staging

1. For the vast majority of young men, 20 to 40 years of age the most common. There are more long-term, substantial smoking history. 2. There are different degrees of chronic limb ischemia clinical manifestations. Limb artery or limb arteries following artery pulsatility weaken or disappear. 3. Repeated attacks can be accompanied by the migration of thrombotic superficial phlebitis. 4. General without hypertension, hyperlipidemia, diabetes and other organ arteriosclerosis performance. Thromboangiitis obliterans the clinical stage According to the course of the disease evolution can be divided into three phases: 1. Phase I (ischemia); limb anesthesia for the main performance of, the cooler,and intermittent break trip, dorsalis pedis artery and the posterior tibial artery pulse weakened or disappeared, can be accompanied by migration of thrombotic superficial phlebitis. 2. Phase II (Nutrition disorders); addition to the first phase of the clinical manifestations, the ischemic limb pain from intermittent claudication to rest persistent pain. There limb nutrition and performance barriers, such as dry skin, no sweat, pale skin color, purple bruising or flushing, toenail thickening, deformation,shed, such as calf muscle atrophy. 3. Phase III (necrosis); addition to the first and second phases of clinical manifestation, a limb ischemic ulcers, gangrene. Start dry gangrene, after secondary infection into moist gangrene.