TY - CHAP M1 - Book, Section TI - Heart Disease A1 - Papadakis, Maxine A. A1 - McPhee, Stephen J. A1 - Rabow, Michael W. A1 - McQuaid, Kenneth R. PY - 2022 T2 - Current Medical Diagnosis & Treatment 2022 AB - The 2020 ESC guidelines suggest stenting is appropriate if the patient is normotensive but has a peak gradient of > 20 mm Hg (class IIa) or if angiography shows stenosis is > 50% (class IIb). SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/23 UR - accessmedicine.mhmedical.com/content.aspx?aid=1183884807 ER -