Nelson, MD Certain cancers can cause high white blood cell (WBCs) counts, or in some cases, low levels. WBCs, also called leukocytes, are immune system cells that fight pathogens in your body.

HOUSTON. Every three seconds someone in the world needs a blood transfusion. White blood cells (leukocytes) in donor blood can cause serious medical complications, as many viruses (including ...

Urine dipstick demonstrates higher sensitivity and specificity than laboratory urinalysis for diagnosing urinary tract ...