A D-dimer test measures how much D-dimer protein is in the blood. This protein is present when blood clots break down. A typical range is 0-0.50 milligrams per liter (mg/L) of blood. D-dimer is a ...

What Does a Hematocrit Test Measure? A hematocrit test is a blood test that measures the level of red blood cells in your blood. Your blood is made up of plasma and blood cells. Plasma is the liquid ...

The way we shop, do our banking, watch TV and listen to music is unrecognisable from 30 years ago – yet as a doctor, the way I do tests, treat patients and predict their outcomes is stuck in the 1990s ...

Normal sodium levels in your blood are between 135 and 145 milliequivalents per liter (mEQ/L) — anything higher or lower may ...

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 ...

White blood cells (WBCs) help the body fight infections and other health conditions as part of the immune system. Certain diseases can impact the normal WBC range among females. This article explores ...

Fasting blood sugar refers to the glucose level in your blood after not consuming any food or drink, except water, for at least 8 hours. This measurement provides valuable insights into your overall ...

What Is an MCV Blood Test? MCV stands for mean corpuscular volume. An MCV blood test measures the average size of red blood cells, which have the critical job of carrying oxygen to your organs. If ...