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Related Experiment Videos

Three simple solutions for renal flush and preservation

M R Petracek, J D Lawson, H K Johnson

    Southern Medical Journal
    |March 1, 1981
    PubMed
    Summary
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    Researchers evaluated alternative kidney preservation solutions for use in hospitals lacking standard equipment. While Collins' solution showed promising initial function, none of the tested solutions adequately preserved kidneys for clinical transplantation.

    Area of Science:

    • Transplantation immunology
    • Organ preservation solutions
    • Nephrology

    Background:

    • Standard kidney flush solutions may not be available in all healthcare settings, necessitating the use of alternative preservation methods.
    • The "no reflow" phenomenon can impede organ function post-transplantation, highlighting the need for solutions that prevent this complication.

    Purpose of the Study:

    • To assess the efficacy of alternative kidney preservation solutions for short-term organ storage.
    • To compare the functional recovery of kidneys preserved with Collins' solution versus novel Ringer's lactate-based formulations.

    Main Methods:

    • Mongrel dogs underwent bilateral nephrectomy; one kidney was preserved with Collins' solution, the contralateral with experimental solutions (Ringer's lactate/albumin, dextran, or Ringer's lactate/mannitol).

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  • Kidneys were stored for 24 hours at 4°C, then transplanted into recipient dogs.
  • Creatinine clearance was measured post-transplant, and kidneys were pathologically examined.

    • Main Results:

    • Kidneys preserved with Collins' solution demonstrated immediate and sustained function post-transplant.
    • Ringer's lactate/albumin solution resulted in minimal function and acute anuria.
    • Dextran and Ringer's lactate/mannitol solutions provided immediate function but limited long-term recovery; all tested solutions except Ringer's lactate/albumin were hyperosmolar.

    Conclusions:

    • The tested alternative kidney preservation solutions, including Ringer's lactate/albumin, dextran, and Ringer's lactate/mannitol, did not achieve adequate organ preservation for clinical application.
    • Collins' solution remains a viable option, but further research into novel hyperosmolar solutions is warranted to prevent the "no reflow" phenomenon and improve graft survival.