ASA	acetylsalicylic acid
BMI	body mass index
CCM	cardiac contractility modulation
CIED	cardiac electrical devices implanted
COPD	chronic obstructive pulmonary disease
CPAP	continuous positive airway pressure
CRT-D	cardiac resynchronization therapy defibrillator
CRT-P	cardiac resynchronization therapy pacemaker
CS	coronary sinus
DS	deep sedation
ECG	electrocardiogram
EHRA	European heart rhythm society
EP	electrophysiology
GA	general anaesthesia
GFR	glomerular filtration rate
HRS	heart rhythm society
ICD	implantable cardioverter defibrillator
LLD	lead locking device
LV-EF	left ventricular ejection fraction
Min	minutes
NYHA	New York Heart Association
RA	right atrium
RV	right ventricular
TAVR	transcatheter aortic valve replacement
TLE	transvenous lead extraction
TOE	transoesophageal echocardiography
TTE	transthoracic echocardiography