Aids clinicians and laboratorians in the area of diagnosis during pregnancy using laboratory testing. It is the first handbook to focus exclusively on the use of laboratory tests during pregnancy, including the effects of normal physiological changes on test results; the proper use of laboratory tests; interpretation of results; changes in reference ranges; monitoring the pregnant patient; and new technologies such as molecular diagnostics. Included is a comprehensive appendix of normal reference ranges in pregnant women making this an excellent resource for any medical professional.