♠ — trade name of a medicinal product
℘ — the medicinal product is not registered in the Russian Federation
18F-FDG PET/CT — positron-emission tomography with 18F-fluorodeoxyglucose
AADs — antiarrhythmic drugs
AARDS — acute adult respiratory distress syndrome
AB — antibodies
AB — acute bronchitis
ABB — acid-base balance
ABT — antibacterial therapy
ACC — associated clinical conditions
ACE — angiotensin-converting enzyme
ACP — accessory conduction pathways
ACS — acute coronary syndrome
ACVE — acute cerebrovascular events
ADHF — acute decompensated heart failure
ADR — adverse drug reaction
AF — atrial fibrillation
AFL — auricular flutter
Ag — antigens
AGN — acute glomerulonephritis
AH — arterial hypertension
AHF — acute heart failure
AKI — acute kidney injury
ANCA — antineutrophilic cytoplasmic antibodies
APS — antiphospholipid syndrome
APSGN — acute poststreptococcal GN
AR — aortic regurgitation
ARA II — angiotensin-II receptor antagonist
ARD — acute respiratory diseases
ARNI — angiotensin receptor-neprilysin inhibitor
ARF — acute respiratory failure
AS — aortic stenosis, aortic valve stenosis
ASD — atrial septal defect
AV — atrioventricular
AVJRT — atrioventricular junctional reentrant tachycardia
AVRT — atrioventricular reentrant tachycardia
BA — bronchial asthma
BAL — bronchoalveolar lavage
BE — bronchiectasis
BMI — body mass index
BP — blood pressure
C — cholesterol
CABG — coronary artery bypass graft
CAG — coronarography
CAP — community-acquired pneumonia
CHD — congenital heart diseases
CHF — congestive heart failure
CGN — chronic glomerulonephritis
CK — creatine kinase
CKD — chronic kidney disease
CMP — cardiomyopathy
CNS — central nervous system
COPD — chronic obstructive pulmonary disease
CPK MB — creatine phosphokinase-MB
CRF — chronic respiratory failure
CRF — chronic renal failure
CRP — C-reactive protein
CRT — cardiac resynchronization therapy
CT — computed tomography
cTnT-hs assay — cardiac troponin T high sensitive assay
CVC — cardiovascular complications
CVD — cardiovascular disease
DCM — dilated cardiomyopathy
DM — diabetes mellitus
DNA — deoxyribonucleic acid
EAA — exogenous allergic alveolitis
ECG — electrocardiogram, electrocardiography
EchoCG — echocardiography
ECP — electric cardiac pacing, electric cardiac pacemaker
EF — ejection fraction
ESC — European Society of Cardiology
ESR — erythrocyte sedimentation rate
FC — functional class
FEV1 — forced expiratory volume during the 1st second
FSGS — focal segmental glomerular sclerosis
GBM — glomerular basement membrane
GERD — gastroesophageal reflux disease
GFR — glomerular filtration rate
GIT — gastrointestinal tract
GN — glomerulonephritis
HAP — hospital-acquired pneumonia
HCM — hypertrophic cardiomyopathy
HDL — high density lipoproteins
HF — heart failure
HFmrEF — heart failure with midrange ejection fraction
HFrEF — heart failure with reduced ejection fraction
HIV — human immunodeficiency virus
HLA — human leukocyte antigen
HM ECG — Holter ECG monitoring
HR — heart rate
IC — immune complexes
ICD — cardioverter defibrillator implantation, implantable cardioverter defibrillator
ICD-10 — International classification of diseases 10th revision
ICU — intensive care unit
IE — infective endocarditis
Ig — immunoglobulins
IGC — inhalant glucocorticoids
IGT — impaired glucose tolerance
IHD — ischemic heart disease
IIP — idiopathic interstitial pneumonia
IKD — ischemic kidney disease
IL — interleukins
ILD — interstitial lung disease
INR — international normalized ratio
IPF — idiopathic pulmonary fibrosis
ITO — intrathoracic organs
LABAs — long-acting β2-agonists
LDH — lactate dehydrogenase
LDL — low density lipoproteins
LHI — lung hyperinflation
LN — lupus nephritis
LV — left ventricle
LVH — left ventricular hypertrophy
LRTI — low respiratory tract infection
MCAs — mineralocorticoid antagonists
MCD — minimal change disease
MI — myocardial infarction
MN — membranous nephropathy
MPGN — membranoproliferative (mesangiocapillary) glomerulonephritis
MR — mitral regurgitation
MR — medicine remedies
MRI — magnetic resonance imaging
MS — mitral stenosis
MSCT — multispiral CT
MSPGN — mesangioproliferative glomerulonephritis
MV — mechanical ventilation
MVA — microvascular angina
MVP — mitral valve prolapse
NIP — nonspecific interstitial pneumonia
NSAIDs — non-steroidal anti-inflammatory drugs
NSTE-ACS — non-ST elevation acute coronary syndrome
OCAVR — open-chest aortic valve replacement
РаСО2 — partial pressure of carbon dioxide in arterial blood
РаО2 — partial pressure of oxygen in arterial blood
PATE — pulmonary artery thromboembolism
PCI — percutaneous coronary interventions
РСО2 — partial pressure of carbon dioxide
PDA — patent ductus arteriosus
PEF — peak expiratory flow
PET — positron emission tomography
PFT — pulmonary function test
pH — concentration of hydrogen ions