Venous Cutdown |
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| Cutdown, Vein; Cutdowns, Vein; Cutdowns, Venous; Vein Cutdowns; Venostomies; Venous Cutdowns | |
| Creation of a small incised opening in a vein to permit the passage of a needle or cannula for withdrawal of blood, administration of medication, or in diagnostic or therapeutic catheterization. (Dorland, 28th ed.; Stedman, 26th ed.) | |