aHeart Institute, Geisinger Medical Center, Danville, Pennsylvania

bDepartment of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA

Correspondence to Brendan J. Carry, MD, Cardiologist, Medical Director LVAD Program, Medical Director, Multidisciplinary Amyloidosis Clinic, Geisinger Medical Center, Heart Institute, Danville, PA 17822, USA. Tel: +1 570 214 1991; e-mail: [email protected]

Abbreviations: ACEi, ace inhibitors; ARB, angiotensin receptor blocker; BP, systemic blood pressure; BV, blood volume; BVA, blood volume analysis; CCB, calcium channel blocker; Hb, hemoglobin; MRA, mineralocorticoid receptor antagonist; mWBHct, mean whole-body hematocrit; PV, plasma volume; RBC, red blood cell; RH, resistant hypertension; SBP, systolic blood pressure

Received 18 October, 2023

Revised 17 January, 2024

Accepted 30 January, 2024