Pathologists are frustrated with the inappropriate ordering because “we don’t see the patient; we see the test that was ...

A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in your blood. It can indicate whether the ...

Vitamin D tests involve taking a blood sample to measure the vitamin D levels in your bloodstream. There are two forms of vitamin D in the blood: 25-hydroxy vitamin D, or calcidiol, and 1,25-dihydroxy ...

It's Wellness Wednesday, and this week’s focus is on vitamin D and its role in overall health. Many people assume they’re getting enough during the summer months, but that’s not always the case. We ...

BOSTON (Reuters) - Quest Diagnostics Inc said on Thursday that it had provided possibly erroneous results to thousands of people who had their vitamin D levels tested over the past two years. Quest, ...

A D-dimer test is a lab test that helps diagnose blood clotting conditions. The test measures the levels of a protein fragment that remains in your blood after multiple blood clots break down. A high ...