| PUBS | percutaneous umbilical blood sampling; purple urine bag syndrome |
|---|---|
| PUC | pediatric urine collector; premature uterine contractions |
| PUH | pregnancy urine hormones |
| RU | radioulnar; rat unit; reading unit; residual urine; resin uptake; resistance unit; retrograde urogra... |
| RUV | residual urine volume |