TY - CHAP M1 - Book, Section TI - Arterial Access A1 - Kloesel, Benjamin A1 - Nasr, Viviane G. A2 - Ellinas, Herodotos A2 - Matthes, Kai A2 - Alrayashi, Walid A2 - Bilge, Aykut Y1 - 2021 N1 - T2 - Clinical Pediatric Anesthesiology AB - FOCUS POINTSArterial catheterization allows continuous blood pressure monitoring and facilitates arterial blood sampling.Knowledge of anatomy, advantages/disadvantages of different cannulation sites, and pitfalls during placement and interpretation of the arterial waveform are crucial.There are two approaches to arterial catheterization: through a technique in which a guidewire is used to thread a catheter into the vessel and through a direct puncture technique in which only one wall of the artery is punctured and the catheter is directly threaded into the vessel.Ultrasound can facilitate arterial catheterization and has been shown to increase the chance for first-attempt success and reduce mean attempts to success.Overdampening and underdampening of the transducer system cause incorrect blood pressure readings and should be evaluated with the “flush test.” SN - PB - McGraw Hill CY - New York, NY Y2 - 2024/03/29 UR - accessanesthesiology.mhmedical.com/content.aspx?aid=1176459253 ER -