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Relative contraindications include recent surgery (less than 10 days), hemorrhagic diathesis (as in hepatic insufficiency), pregnancy, current use of anticoagulants and an INR more than 2, punctures of large noncompressible veins (eg, subclavian or internal jugular veins), recent femoral artery catheterization (eg, less than 10 days), peptic ulcer disease or other conditions that increase the risk
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