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Urethral (Foley) Catheter: What It’s For, and Is It Harmful?

For a urologist a urinary catheter is routine; for the patient it is anything but. Dr. Soarawee Weerasopone, urologist at Bangkok Hospital, answers the questions patients ask before the procedure — why it is needed, whether it hurts, how long it stays, and how to care for one at home.