Several Units Were Released to a Hospital by Mistake Before

Several units were released to a hospital by mistake before all viral marker testing was completed.What is the appropriate course of action?

A) The error is reportable, and the Food and Drug Administration must be contacted.
B) Ask the hospital to avoid transfusion and quickly complete the testing.
C) Perform a root cause analysis and, if the units are found to be negative, report the test result to the hospital.
D) Recall only the units that are positive for viral markers.