Regardless of the amount of blood in a cartridge following positive aspiration, the best practice is to withdraw the needle and reinject.

Question

Quizplus · Accepted Answer

If an aspiration test results in a small trickle of blood or "wormlike" thread into the cartridge and does not obstruct clear vision of a subsequent aspiration, the needle can be repositioned slightly and aspiration can be repeated.

Regardless of the Amount of Blood in a Cartridge Following