| ACEi | Angiotensin converting enzyme inhibitor |
| ARB | Angiotensin II receptor blocker |
| CCD | Cortical collecting ducts |
| CKD | Chronic kidney disease |
| DKD | Diabetic kidney disease |
| DM | Diabetes mellitus |
| ESKD | End-stage kidney disease |
| ECF | Extracellular fluid |
| ECG | Electrocardiogram |
| eGFR | Estimated glomerular filtration rate |
| H+ | Hydrogen |
| HF | Heart failure |
| H+-K+-ATPase | Hydrogen-potassium ATPase |
| ICF | Intracellular fluid |
| K+ | Potassium |
| Mg2+ | Magnesium |
| Na+-K+-ATPase | Sodium-potassium ATPase |
| Na+-K+-2Cl− | Sodium-potassium-chloride |
| RAAS | Renin-angiotensin-aldosterone system |
| ROMK | Renal outer medullary channel |
| SGLT2 | Sodium-glucose co-transporter-2 |
| SPS | Sodium polystyrene sulfonate |
| T1DM | Type 1 diabetes mellitus |
| T2DM | Type 2 diabetes mellitus |
| TTKG | Transtubular potassium gradient |
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