A 67-year-old man with type 2 diabetes and 40 pack-year smoking history presents with cramping left calf pain after walking two blocks, relieved by rest. Vital signs: BP 158/92 mmHg, HR 88, RR 16, SpO2 98% on room air. Dorsalis pedis and posterior tibial pulses are diminished bilaterally. Ankle-brachial index is 0.62. Notably, he reports no chest pain or dyspnea. He takes metformin and lisinopril. Which diagnosis best explains these findings?
- A)Deep venous thrombosis
- B)Compartment syndrome
- C)Peripheral arterial disease due to atherosclerosisGABARITO
- D)Chronic venous insufficiency
- E)Buerger disease
Explicação
This patient has intermittent claudication from peripheral arterial disease, most commonly caused by atherosclerosis. Exertional skeletal muscle ischemia produces reproducible pain that is relieved by rest. Diabetes and smoking are major risk factors, and dimi... Ver explicação completa e trilha adaptativa →