| 释义 | upjo
 upjo(ŭp′jō″) A commonly used acronym for ureteropelvic junction obstruction. The ureteropelvic junction is the last segment of the ureter, through which urine normally passes into the bladder. It is a common location for kidney stones to lodge and obstruct the flow of urine when they pass from the renal pelvis down the ureter.UPJO
 | Acronym | Definition | 
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 | UPJO➣Uretero-Pelvic Junction Obstruction (urology) | 
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