Red, tender nodules over peripheral arteries
May have diminished pulses
In-step claudication
Hand claudication
Often bilateral and symmetrical
May lead to ulceration
Raynaud phenomenon
Gangrene and autoamputation of digits in severe disease
May have diminished pulses
Often bilateral and symmetrical
May lead to ulceration
Thromboangiitis obliterans
Acute arterial ischemia
Polyarteritis nodosa
Atheroembolism 
Granulomatosis with polyangiitis
Arterial embolism
Takayasu arteritis
Arterial thrombosis