TY - CHAP M1 - Book, Section TI - Aspiration A1 - Moldysz, Anna A2 - Hess, Philip E. A2 - Li, Yunping A2 - Kowalczyk, John J. A2 - Stiles, Justin K. Y1 - 2023 N1 - T2 - Obstetric Anesthesia: Quick References & Practical Guides AB - Aspiration of gastric contents can cause a chemical pneumonitis characterized by tachypnea, hypoxia, and fever, first described by Mendelson in 1946.1 The incidence of mortality from aspiration during anesthesia for labor and delivery has declined over the recent decades. Data from Mothers and Babies—Reducing Risk through Audits and Confidential Enquiries across the UK (MBRRACE-UK), which is the most comprehensive database on maternal mortality, suggests aspiration has not been a contributing factor to maternal mortality since 2009.2 The Serious Complication Repository Project in the United States evaluated 257,000 deliveries at 30 institutions between 2004 and 2009, found no reported cases of aspiration.3 This decline is likely due to: SN - PB - McGraw Hill CY - New York, NY Y2 - 2024/04/19 UR - obgyn.mhmedical.com/content.aspx?aid=1199674354 ER -