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What size angiocath do you usually use to start an IV?
Usually a 20. Gauge should be chosen based on what needs the patient will have. It is abusive to put in a larger than needed gauge. Ivs are irritating to the veins and there can be complications so it is not wise to always put in the larger ones >18 just because you can.
If I was a patient and that was done to me I would be ****ed.
Depends upon purpose of the IV: 22 or 24 if only for fluids/antibiotics delivery (smaller cath= more and better blood flow therefore less irritant from antibiotics)., 18 or 20 for surgery, depending upon vein status; 16 or 18 for massive trauma/rapid blood delivery. Of course, all this depends upon the vein status of the patient. I push for a PICC if the patient needs fluids for many days.
TigerGalLE, BSN, RN
713 Posts
I work on a renal floor. We usually only have one arm to choose from. Usually that arm has been stuck a ton due to chronic illness. Of course I try to get a 20g, usually have to use a 22g... sometimes can only get a 24g.... if they need blood or something and can't get anything bigger than a 24g then the doc is notified and we have to get a line. Sometimes we have renals with NO veins we have to end up using the Permcath.. which no one is a fan of doing.. But you gotta do what you gotta do..