In nephrology, the<unk>  <unk> , is a tool used by nephrologists to determine the characteristics of the<unk>  membrane mass transport characteristics, when assessing a patient for<unk>  dialysis.
Peritoneal equilibration test
Peritoneal washing
Diagnostic peritoneal lavage
Double dye test
Stool osmotic gap
Exploratory laparotomy
Acid perfusion test
Penrose drain