What does "Catheter" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
A catheter is a thin, flexible tube that doctors use to perform various medical procedures. It can be inserted into a body cavity, duct, or vessel to allow drainage, injection of fluids, or access by surgical instruments. For example, it can be used to drain urine from the bladder when a patient is unable to do it naturally. The specific use of a catheter depends on its type and size.
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