Effective 04 December 2023, serum (SST, gold top) will be the preferred specimen to test for NT-proBNP. There is no change in reference intervals and/or interpretation of test results between the two sample types. Sample transport and storage conditions also remain unchanged. EDTA plasma (lavender top) will continue to be an acceptable sample type.
November
10
2023
Effective 04 December 2023, serum (SST, gold top) will be the preferred specimen to test for NT-proBNP. There is no change in reference intervals and/or interpretation of test results between the two sample types. Sample transport and storage conditions also remain unchanged. EDTA plasma (lavender top) will continue to be an acceptable sample type.