Catheterization

Catheterization is an auxiliary examination method used to check whether the urination function is normal. Catheterization (catheterization), commonly used for urinary retention, urinary retention for bacterial culture, accurate recording of urine volume, understanding of the cause of oliguria or anuria, determination of residual urine volume, bladder volume and bladder pressure, injection of contrast agents, bladder irrigation To detect urethral stricture and pelvic organ preparation before surgery.

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