Arterial catheters are not risk-free spigots.
Mermel
Leonard A
LA
D016470:Bacteremia / Q000453:epidemiology* / Q000517:prevention & control*; D002405:Catheterization, Central Venous / Q000009:adverse effects*; D002406:Catheterization, Peripheral / Q000009:adverse effects*; D006801:Humans