| ADHF | Acute decompensated heart failure |
| AF | Atrial Fibrillation |
| AKI | Acute kidney injury |
| ASOs | Antisense oligonucleotides |
| AVP | Arginine vasopressin |
| bio-ADM | Bioactive adrenomedullin |
| BNP | B-type natriuretic peptide |
| CA125 | Carbohydrate antigen 125 |
| CAD | Coronary artery disease |
| CHARM | Candesartan in Heart Failure—Assessment of Reduction in Mortality and Morbidity |
| CHART-2 | Chronic Heart Failure Analysis and Registry in the Tohoku District 2 |
| CKD | Chronic kidney disease |
| CMIA | Chemiluminescent microparticle immunoassay |
| CPP | Copeptin |
| Cr | Creatinine |
| CRS | Cardiorenal syndrome |
| CV | Cardiovascular |
| EF | Ejection fraction |
| eGFRCr | Creatinine-based estimated glomerular filtration rate |
| eGFRCys | Cystatin-based estimated glomerular filtration rate |
| ELISA | Enzyme-linked immunosorbent assay |
| ERK | Extracellular signal-regulated kinase |
| ESRD | End-Stage Renal disease |
| FDA | Food and Drug Administration |
| FGF-21 | Fibroblast Growth Factor-21 |
| FGF-23 | Fibroblast Growth Factor-23 |
| FGFRs | Fibroblast Growth Factor receptors |
| Gal-3 | Galectin-3 |
| GBM | Glomerular basement membrane |
| GDF-15 | Growth differentiation factor-15 |
| GDMT | Guideline directed medical therapy |
| GFR | Glomerular filtration rate |
| GLP-1 RA | Glucagone-like-peptide-1 receptor agonists |
| HF | Heart failure |
| HFpEF | Heart failure with preserved ejection fraction |
| HFrEF | Heart failure with reduced ejection fraction |
| Hc-cTnI | High-sensitive cardiac troponin I |
| ICU | Intensive Care Unit |
| IFN-γ | Interferon-γ |
| IGFBP7 | Insulin-like growth factor binding protein 7 |
| IL-1 | Interleukin-1 |
| IL-18 | Interleukin-18 |
| IL-18BP | Interleukin-18 binding protein |
| IL-33 | Interleukin-33 |
| IVC | Inferior vena cava |
| KCCQ | Kansas City Cardiomyopathy Questionnaire |
| KIM-1 | Kidney Injury Molecule-1 |
| L-FABP | Liver-type Fatty Acid Binding Protein |
| LVEF | Left ventricular ejection fraction |
| LVH | Left ventricular hypertrophy |
| MAPK | Mitogen-activated protein kinase |
| miRNAs | MicroRNAs |
| miR-21 | MicroRNA-21 |
| MMP-9 | Metalloproteinase-9 |
| MR-ProADM | Mid-regional pro-adrenomedullin |
| MyD88 | Myeloid differentiation factor 88 |
| NF-kB | Nuclear factor kappa B |
| NGAL | Neutrophil gelatinase associated lipocalin |
| Ns-MRAs | Non-steroidal mineralocorticoid receptors antagonists |
| NPs | Natriuretic peptides |
| NT-proBNP | N-terminal pro-B-type natriuretic peptide |
| PARADIGM-HF | Prospective comparison of ARNI with ACEI to Determine Impact on Global Mortality and morbidity in Heart Failure |
| PENK | Proenkephalin |
| PoCUS | Point of care ultrasound |
| PTH | Parathyroid hormone |
| RAAS | Renin–Angiotensin–Aldosterone System |
| SGLT2i | Sodium-glucose cotransporter-2 inhibitors |
| SNGFR | Single-nephron glomerular filtration rate |
| sST2 | Soluble Suppression of Tumorigenicity-2 |
| ΤAΤ | Turnaround time |
| TGF-β | Transforming growth factor-beta |
| TIM-1 | T-cell immunoglobulin mucin receptor 1 |
| TIMP-2 | Tissue inhibitor of metalloproteinases-2 |
| TOPCAT | Treatment of Preserved Cardiac Function Heart Failure with an Aldosterone Antagonist Trial |
| UACR | Urinary albumin to creatinine ratio |
| uL-FABP | Urinary Liver-type Fatty Acid Binding Protein |
| USD | United states dollars |
| WRF | Worsening renal function |
| β2-M | Beta-2-microglobulin |