External urinary catheters are less invasive than internal catheters, which drain urine from your bladder via a thin tube inserted into your urethra (Foley catheter) or via a small incision in the ...
Q: My primary-care doctor sent me for a blood test and said my prostate-specific antigen number was too high, then sent me to a urologist. The urologist said I am retaining urine in the bladder. After ...
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