CCTN Organ Procurement and Donor Evaluation 2

Question 1

Which serologic test must be negative in a potential organ donor to prevent transmission of HIV to the transplant recipient?

Accepted Answer

HIV-1/2 antibody and HIV NAT (nucleic acid testing)

Answer

Anti-HCV antibody

Answer

HBsAg only

Answer

CMV IgG

Question 2

What is the purpose of machine perfusion technology in organ preservation?

Accepted Answer

To continuously perfuse the organ with oxygenated solution, reducing ischemic injury and improving viability

Answer

To perform pre-implantation biopsy

Answer

To remove pathogens from the donor organ

Answer

To precondition the organ with immunosuppressive agents

Question 3

The Kidney Donor Profile Index (KDPI) is used for what purpose?

Accepted Answer

To estimate the quality and expected function of a deceased donor kidney relative to the donor pool

Answer

To determine the recipient's risk of rejection

Answer

To calculate the recipient's waiting time on the transplant list

Answer

To predict graft survival based on immunosuppression regimen

Question 4

A potential organ donor has a history of treated hypertension and mild proteinuria. What step is most important before accepting the kidneys?

Accepted Answer

Perform a donor kidney biopsy to assess histologic quality

Answer

Automatically decline the kidneys due to donor comorbidities

Answer

Proceed with procurement without additional evaluation

Answer

Check the donor's family history only

Question 5

Which organization manages the national deceased donor organ allocation system in the United States?

Accepted Answer

United Network for Organ Sharing (UNOS)

Answer

Centers for Medicare & Medicaid Services (CMS)

Answer

American Society of Transplantation (AST)

Answer

Joint Commission on Accreditation

Question 6

What is the primary purpose of performing a liver biopsy on a donor liver before transplantation?

Accepted Answer

To assess the degree of hepatic steatosis, which affects graft function

Answer

To detect rejection before transplant

Answer

To match histocompatibility antigens

Answer

To evaluate for hepatitis C