SITUATION: A Physician Calls To Request A CK On A Sample Already Sent To The Laboratory For Coagulation Studies. The Sample Is 2-Hour-Old Citrated Blood And Has Been Stored At 4°C. The Plasma Shows Very Slight Hemolysis. What Is The Best Course Of Action And The Reason For It? A. Perform The CK Assay On The Sample Because No Interferent Is Present B. Reject

SITUATION: A physician calls to request a CK on a sample already sent to the laboratory for coagulation studies. The sample is 2-hour-old citrated blood and has been stored at 4C. The plasma shows very slight hemolysis. What is the best course of action and the reason for it? A. Perform the CK assay on the sample because no interferent is present B. Reject the sample because it is slightly hemolyzed C. Reject the sample because it has been stored too long D. Reject the sample because the citrate will interfere