PICC Lines vs. Other Central Venous Catheters: Key Differences
Peripherally inserted central catheters (PICCs) are one of the most widely used central lines, but they differ from other CVC types in several important ways. Understanding these differences helps clinicians match the right catheter to the right patient.
PICCs are inserted through a vein in the upper arm and threaded toward the central circulation. They are less invasive than chest-inserted catheters and are suitable for long-term treatments lasting weeks to months. Their placement is relatively simple and is often performed at the bedside using ultrasound guidance.
Other CVC types, such as tunneled catheters and implanted ports, require a small surgical procedure for placement. These are ideal for longer-term therapies lasting many months or years, especially for cancer patients or individuals needing ongoing nutrition support.
One key distinction is mobility. PICCs require extra care during physical activities to avoid pulling or kinking. Ports, being fully under the skin, offer greater freedom for exercise, daily routines, and showering.
Maintenance also differs. PICCs require regular flushing and weekly dressing changes, while ports need maintenance only during access periods. However, PICCs are widely preferred for home therapy due to their straightforward access and comfort.
Choosing between a PICC and another type of CVC depends on therapy duration, lifestyle, medical conditions, and patient preference.