Abstinence from tobacco
Early symptoms with out threatened tissue loss: outpatient vascular
Advanced disease: intra-arterial or intravenous PGE1, ASA, Heparin, arterial reconstruction, sympathectomy
Thromboangiitis obliterans
Acute arterial ischemia
Polyarteritis nodosa
Atheroembolism 
Granulomatosis with polyangiitis
Arterial embolism
Takayasu arteritis
Arterial thrombosis