Clinical Chemistry


Learning Lab Advanced

Author information
Nicole V. Tolan, PhD, DABCC
Dr. Tolan disclosed grant/research support and salary/consultant fee from SCIEX and SCIEX (to BIDMC)

Learning objectives:

  • Describe the biochemistry of vitamin D
  • Describe major sources of preanalytical and analytical error in vitamin D testing
  • Understand methodologies used for vitamin D testing and their limitations
  • Interpret vitamin D results