A researcher says that patients who have stress urinary incontinence may benefit from collagen injections--even if surgery hasn't helped them. According to Dr. Philippe Zimmern, collagen injections into the tissue surrounding the urethra can prevent urine leakage, and keep patients from having to undergo another surgery. Zimmern says the injections are a particularly good idea for patients who are too frail to undergo surgery, or those who cannot afford a longer recovery time.
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