A 34-year-old male heavy smoker presents with severe pain in his fingers and toes. Vital signs show BP 118/76, HR 92, RR 16, temp 37°C, SpO2 98%. Examination reveals distal extremity ischemia, superficial thrombophlebitis, and several small ulcerations on his digits. Doppler ultrasound shows segmental arterial occlusions in distal vessels. No cardiac murmurs are appreciated. He denies cocaine use. Which of the following is the most likely diagnosis?
- A)Raynaud phenomenon
- B)Giant cell arteritis
- C)Polyarteritis nodosa
- D)Takayasu arteritis
- E)Thromboangiitis obliteransGABARITO
Explicação
Thromboangiitis obliterans is correct. Buerger disease is a segmental thrombosing vasculitis of small and medium vessels strongly associated with tobacco use. It causes distal extremity ischemia, ulcers, and superficial thrombophlebitis in younger smokers. Ver explicação completa e trilha adaptativa →