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Ionized Calcium Reference Ranges

One lab professional wants to know if anyone uses separate reference ranges for serum and whole blood ionized calcium or if other labs just use the same range for both. One respondent’s lab uses different reference intervals because his lab uses different instruments for serum vs. whole blood. He added, though, that each lab will need to determine on their own whether their instruments for serum and whole blood need to be interpreted using different reference intervals, or whether the same interval can be used for both.


How Much Does That Test Cost?

“How much does that test cost?” is a seemingly simple question, but in reality the answer can be bewildering depending on one’s perspective and what is meant by “cost.”


COVID-19 During Pregnancy

Recent clinical data suggest that pregnancy exacerbates SARS-CoV-2 complications. Expectant mothers face stressors to the immune system and to the lungs and heart that increase vulnerability to COVID-19 illness.

About AACC

AACC is a global scientific and medical professional organization dedicated to clinical laboratory science and its application to healthcare. Our leadership in education, advocacy and collaboration helps lab professionals adapt to change and do what they do best: provide vital insight and guidance so patients get the care they need.