Today's technologies allow testing on an impressively wide variety of samples collected from the human body. Learn about these samples and how they are collected to ensure accurate and reliable testing.
Just added -- This test is used to monitor your blood sugar ( glucose ) levels; to evaluate changes and trends in your glucose levels over time. Read more .
In this article, you can learn about laboratory-developed tests, also called "LDTs", that are developed, evaluated, and validated within one particular laboratory. They are not distributed or sold to any other labs or healthcare facilities to perform on their own. Often, a lab will choose to develop and use an LDT because a commercial test is not currently available.
Hemoglobin A1c, also called A1c or glycated hemoglobin, is hemoglobin with glucose attached. The A1c test evaluates the average amount of glucose in the blood over the last 2 to 3 months by measuring the percentage of glycated (glycosylated) hemoglobin.
Laboratory testing can be performed on many types of fluids from the body other than blood. Often, these fluids are tested instead of blood because they can give more direct answers to what may be going on in a particular part of the body. Some body fluids that may be tested include: Urinalysis Semen Analysis Sweat Chloride Fetal Fibronectin (fFN)...