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In this section, you’ll learn the parts of your body involved in ISC.
The first step to intermittent self-catheterization (ISC) is to learn about your own body. It may be helpful to look closely at your bottom with a mirror. See the diagram below. The urethra, the tube that you put the catheter into, is circled in red. It’s below the clitoris (which can be confused with the urethra), and above both the vagina and anus. Sometimes it’s tucked slightly further down on the front wall of the vagina.