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How do I know what French size my catheter is?

There's an easy way to determine which French size your catheter is. Just take a look at your catheter's funnel color. There is a universal color-coding system that shows the catheter's French size. Learn more about catheter sizes. Catheter French Size Reference Chart Another easy way is to look at your catheter's packaging. You'll find the size marked with an FR beside the number.

Disclaimer: Content provided on 180medical.com is for general educational purposes only and should not be used as a substitute for medical advice, diagnosis, or treatment from a qualified healthcare professional. Product and sample availability may vary based on your insurance plan, prescription, and other requirements. Please consult your healthcare provider with any questions about your condition, treatment, or medical supply needs.

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