Dr. Alrayashi is an associate in perioperative anesthesia and pain medicine at Boston Children’s Hospital. He completed his medical school at Northwestern University in Chicago and then residency at NYU. He later went on to complete his pediatric anesthesiology fellowship at Boston Children’s, and completed an additional year in regional anesthesiology at the same institution. He has a special interest in the use of ultrasound in the perioperative care of pediatric and young adult patients. This includes the use of ultrasound for the therapeutic treatment of acute pain as well as the diagnosis for acute pathologies. He has published on clinical outcomes in various regional anesthesia outcomes and reported on the use of ultrasound in clinical care. He has lectured at various national and international conferences and taught workshops in regional anesthesia and point of care ultrasonography. He founded the home analgesia program at Boston Children’s Hospital, the only of its kind in the northeastern United States. At present he is developing a comprehensive POCUS training program for clinicians at his institution and is the director of Regional Anesthesiology at Boston Children's Hospital of the Harvard Medical School.