Thromboangiitis obliterans

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Thromboangiites obliterans Circulatory system

Overview Symptoms Treatment Prevention

Thromboangiitis obliterans

• Pain in the hands and feet
  • Acute, severe
  • Burning or tingling
  • Often occuring at rest
• Pain in the legs, ankles, or feet when walking (intermittent claudication)
  • Often located in the arch of the foot
• Skin changes or ulcers on hands or feet
• Hands or feet may be pale, red, or bluish
• Hands or feet may feel cold

Note: Symptoms may worsen with exposure to cold or with emotional stress. Usually, two or more limbs are affected.

The hands or feet may show enlarged, red, tender blood vessels. Pulse may be decreased or absent in the affected extremity.

Blockage of blood vessels in the extremity may show on:

• An angiography/arteriography of the extremity
• A Doppler ultrasound of the extremity

Final confirmation of the diagnosis may require biopsy of the blood vessel.

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