“…Some causes of the vascular toxicity of gemcitabine have been reported thrombotic microangiopathy, venoocclusive disease, and digital ischemic changes and necrosis. 8,[14][15][16][17] However, the exact mechanism regarding this is unknown, although it is suggested to be more common and more severe after cumulative doses of 10,000 mg/m 2 or in the setting of combination therapy. 13 Moreover, regarding the risk factors that may potentiate the vascular pain from gemcitabine administration, there is a possibility that one of them may be distal ischemic changes related to organic vascular disease due to hypercholesterolemia, arterial hypertension, or exposure to tobacco.…”