Cord Blood Banking Basic 4

Question 1

What percentage of cord blood collections from public banks are typically discarded due to insufficient volume or cell count?

Accepted Answer

Approximately 20–30%

Answer

Roughly 20–30% of collected cord blood units are discarded because they fail minimum volume or TNC thresholds required for banking.

Question 2

Which condition is cord blood transplantation most commonly used to treat?

Accepted Answer

Hematologic malignancies such as leukemia and lymphoma

Answer

Cord blood transplantation is most established for treating blood cancers and bone marrow disorders, including leukemia, lymphoma, and aplastic anemia.

Question 3

What is a dual-unit cord blood transplant, and why is it used?

Accepted Answer

Two units from different donors to increase total stem cell dose for larger patients

Answer

Dual-unit transplants combine two cord blood units from different donors to achieve a sufficient stem cell dose for adult or larger pediatric patients.

Question 4

Which organization maintains the largest international registry that includes cord blood units from banks worldwide?

Accepted Answer

World Marrow Donor Association (WMDA)

Answer

The WMDA coordinates international registries and sets standards for searching and sharing cord blood units and bone marrow donors globally.

Question 5

What happens to the cord blood unit once a transplant center selects it from a public registry?

Accepted Answer

The bank releases it after confirming identity and conducting additional confirmatory testing

Answer

Before shipment, the bank performs confirmatory identity testing, thaws a segment for additional viability and sterility checks, then ships the unit to the transplant center.

Cord Blood Practice Test

Cord Blood Practice Test

Cord Blood Banking Basic 4