A 54-year-old man with type 2 diabetes and 40 pack-year smoking history presents with rest pain in his left foot and a non-healing heel ulcer for 6 weeks. Vital signs: BP 148/92, HR 92, RR 18, temp 37.2°C, SpO2 98%. Examination reveals cool left foot with absent dorsalis pedis pulse. Ankle-brachial index is 0.4 on the left. Doppler ultrasound confirms severe stenosis of the left superficial femoral artery. Which stage of peripheral artery disease best describes his presentation?
- A)Intermittent claudication
- B)Acute limb ischemia
- C)Mild claudication
- D)Critical limb ischemiaGABARITO
- E)Asymptomatic PAD
Explicação
Critical limb ischemia (Fontaine III-IV or Rutherford III-IV) presents with rest pain, tissue loss, and ABI <0.4. This represents advanced PAD with severe stenosis requiring urgent vascular intervention to prevent amputation. Rest pain at night and non-healing... Ver explicação completa e trilha adaptativa →