“…Although radial artery pseudo-aneurisms are very rare with reported incidence of 0.048%, and mainly due to arterial puncture in an attempt of cardiac intervention procedures, it is also possible to unintentionally puncture radial artery in attempt of cephalic vein cannulation because small number of patients have superficial radial arteries [ 1 , [3] , [4] , [5] ]. To the authors knowledge this is the first reported case of radial artery pseudoaneurysm caused by arterial puncture in an attempt of cephalic vein cannulation.…”