Mast cell activation syndrome (MCAS) affects more than 15% of the U.S. population but evades most practitioners’ radar. Just five years ago, it wasn’t even on my radar, despite already having 20 years of experience as a clinician at that time. The more I dug (similar to leaky gut and post-COVID syndrome), the more I found my patients were suffering from this disorder.
Mark Kosta, RN, ADN, MSAOM
Mark Kosta has been in the medical profession since 1977; first as a corpsman in the United States Navy, then as an LPN, and now as an registered nurse (RN). He has worked in a wide variety of positions in the medical community, including risk management, continuous quality improvement, and director of personnel of a 120-bed facility. He is a recent graduate (MSAOM) of the Traditional Chinese Medicine and Acupuncture University. As of 2020, he was working three 12-hour shifts a week in a 24-bed surgical ICU treating active COVID-19 patients.