American Association for Clinical Chemistry
Better health through laboratory medicine
Ravinder Singh, PhD

Ravinder SinghMayo Clinic
Rochester, MN

Dr. Singh is currently Director of the Endocrinology Laboratory at the Mayo Clinic. His area of expertise is application of liquid chromatography tandem mass spectrometric (LC-MS/MS) to clinical laboratory analysis. He has published work on originally developed LC-MS/MS methods including such analytes as cortisol, synthetic corticosteroids, metanephrines, estradiol, vitamin D, and urine albumin among others. The Endocrinology Laboratory is currently performing 3500 tests a day for determining vitamin D deficiency using online extraction and LC-MS/MS methods.