| FMU | first morning urine |
|---|---|
| HU | heat unit; hemagglutinating unit; hemolytic unit; Hounsfield unit; human urine, human urinary; hydro... |
| MSUD | maple syrup urine disease |
| PUBS | percutaneous umbilical blood sampling; purple urine bag syndrome |
| PUC | pediatric urine collector; premature uterine contractions |