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Factors Affecting Drug Distribution: Organ Perfusion Rate

Factors Affecting Drug Distribution: Organ Perfusion Rate

Drug distribution within the body is a complex process influenced by several factors, including perfusion rate, the rate at which the bloodstream transports drugs to tissue. This limitation becomes particularly significant when dealing with highly lipophilic drugs. In such cases, the rate at which the drug can move across membranes is crucial, and if the membrane is highly permeable to the drug, distribution becomes rate-limited by perfusion.
Perfusion rate-limited distribution relies on the...

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Functional Human Liver Preservation and Recovery by Means of Subnormothermic Machine Perfusion

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Liver Machine Perfusion-When Physiopathology Matters.

Ruelan Furtado¹, Laurence Weinberg^1,2, Marcos Vinicius Perini¹

¹Department of Surgery at Austin Health, The University of Melbourne, Melbourne 3010, Australia.

Journal of Clinical Medicine

|September 9, 2022

Summary

Liver transplantation is a successful treatment, but increased demand strains donor organ availability. Strategies are needed to expand the donor pool and optimize organ utilization for better patient outcomes.

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Ex Situ Normothermic Machine Perfusion of Donor Livers

Ex Situ Normothermic Machine Perfusion of Donor Livers

Published on: May 26, 2015

Area of Science:

Hepatology
Transplant Surgery
Organ Donation Science

Background:

Liver transplantation (LT) is a life-saving procedure for end-stage liver disease.
The success of LT has led to increased demand, outpacing donor organ supply.
Current organ allocation systems face challenges in meeting this growing need.

Discussion:

Exploring innovative strategies to increase the deceased and living donor pool is critical.
Optimizing organ preservation and utilization techniques can maximize the benefit from available grafts.
Addressing ethical and logistical barriers in organ donation and transplantation is essential.

Key Insights:

The success of liver transplantation is a major driver of organ shortage.
Expanding donor criteria and improving organ quality assessment are crucial.
Enhanced organ procurement and preservation protocols can improve post-transplant survival.

Outlook:

Future research should focus on regenerative medicine and alternative therapies to reduce LT reliance.
Developing advanced machine perfusion techniques may enhance the viability of marginal donor organs.
Policy interventions are needed to promote organ donation and equitable organ distribution.