An asthma attack is exactly that - the muscles around the airways and the lining of the air passages tighten. Swelling reduces the amount of air that can pass through the airways and leads to a high-pitched, wheezing sound. Asthma attacks can become life-threatening if the airflow in the lungs becomes severely blocked.
Ambulatory surgery center. Ambulatory surgery centers (ASC), also known as outpatient surgery centers or same day surgery centers, are health care facilities where surgical procedures not requiring an overnight hospital stay are performed.
October 02, 2012 | Print | Email. Brian R. Gantwerker, MD, of The Craniospinal Center of Los Angeles, discusses the quality and cost benefits of performing spine surgery in ambulatory surgery centers and what it will take for Medicare to reimburse for these procedures in the future.