Explain what are PT and PTT.

Malabsorption occurs when the small intestine does not absorb food properly. Learn about malabsorption in the gastrointestinal (GI) tract, including the liver, gallbladder, pancreas, malabsorption due to pathogens, the role of autoimmune diseases, and other causes of malabsorption.

It's important to have a standard set of units in laboratory measurements to allow scientists to communicate effectively and efficiently. Learn about using the standard units and the types of measurement units.

A CBC test for white blood cells, or a complete blood count test, is a medical test used to assess the number of white blood cells in the bloodstream. Learn how white blood cells defend your body, then discover how a CBC test can uncover illnesses such as leukopenia, leukocytosis, neutrophilia, neutropenia, and lymphocytosis; and then explore how the amount of change in leukocytes, whether an increase or decrease, can help diagnose an illness.

Thrombosis is the development of blood clots in the veins or arteries, most often in the legs. Learn how to define thrombosis, then explore its causes, symptoms, the risk factors for it, and treatment.