A central venous catheter (CVC), also called a central line, is a long, thin, flexible tube used to give medicines, fluids, nutrients, or blood products over a long period of time, usually several weeks or more. It can also be used to do blood tests. The catheter makes doing these things more comfortable for you because they are put directly into the catheter. You are not stuck with a needle every time.
The CVC is inserted in your arm, chest, or neck. It is put through the skin and into a large vein. The catheter is threaded through this vein until it reaches a large vein near the heart.
In most cases, the other end of the catheter—the end used to give medicines—sticks out of the skin.
Some of the common CVCs that are used outside the hospital or for longer periods of time include:
Once your CVC is in place, you may stay in the hospital to receive your medicines, or you may get your medicines at home.
Possible problems with a central venous catheter include:
Your catheter will be inserted by your doctor. Your doctor may use ultrasound to locate the blood vessel and help with the placement of the catheter.
When you are in the hospital, a nursing team will take care of you and your CVC.
Insertion and care of the CVC
Your nursing team will:
Changing the dressing
Your team will:
If you go home with a CVC, your team will give you detailed instructions on how to care for it. In general:
Follow-up care is a key part of your treatment and safety. Be sure to make and go to all
appointments, and call your doctor or nurse call line if you are having problems. It's also a good
idea to know your test results and keep a list of the medicines you
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Current as of:
May 27, 2016
Adam Husney, MD - Family Medicine
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