| Cover and Content | |
| 1-4 |
| Renal replacement therapy by peritoneal dialysis: biomarkers in drained peritoneal solution | |
| Darina Damyanova | 5-9 |
| Coenzyme Q10: an innovative solution for treating chronic kidney disease and protecting heart health | |
| Stefani Danailova, Miroslava Benkova-Petrova, Svetla Staykova | 10-14 |
| Does COVID-19 infection affect the effectiveness of hemodialysis? | |
| Kiril Zhelyazkov, Svetla Staikova, Rumina Koleva, Alexandra Stavreva, Esin Nedjibova | 15-18 |
| Is nephrology turning into gerontonephrology? | |
| Tsvetomira Marcheva, Svetla Staykova | 19-22 |
| Quality of life in patients in the pre-dialysis stage of CKD | |
| Aleksandra Stavreva, Svetla Staykova | 23-28 |
| The nutcracker syndrome – case report | |
| Tsvetomira Marcheva, Miroslava Benkova-Petrova, Svetla Staykova | 29-32 |
| The role of contrast-enhanced ultrasound in nephrology: modern approaches and clinical applications in the assessment of renal function and pathology | |
| Sabri Sabri, Alexander Petrov, Svetla Staykova | 33-37 |
| Current aspects of neutrophil gelatinase-associated lipocalin (NGAL) | |
| Ivelina Dudrenova, Krasimir Todorov | 38-42 |