All four units are now comprehensively covered. Here is a recap of what each section contains:
What was covered:
Unit C — Hemodialysis Modalities:
- Nocturnal dialysis: 6–8 hour overnight sessions; FHN Nocturnal Trial showed improved secondary outcomes (BP, phosphate, weight) but primary composite not met; safety improved by remote monitoring and blood-leak detectors
- Online Hemodiafiltration (OL-HDF): High-volume convective + diffusive therapy; the landmark CONVINCE RCT (NEJM 2023) showed 23% relative mortality reduction vs. high-flux HD; FDA cleared the Fresenius 5008X in 2024 for U.S. use
- Short daily HD: 5–6 sessions/week; FHN Daily Trial met its primary composite (mortality + LV mass); better BP, QoL, phosphate control; requires more frequent vascular access interventions
Unit D — Telemedicine: Remote patient monitoring, AI-driven HD machine connectivity, teleconsultations, precision dialysis with big data/AI (ASN 2025 statement), and nocturnal remote safety systems
Unit E — Transplant Immunology, Procedure, Immunosuppression: HLA/ABO antigen systems, four rejection types (hyperacute → chronic), surgical procedure (heterotopic iliac placement, vascular anastomoses, ureteroneocystostomy), and complete immunosuppression tables (induction: basiliximab/ATG; maintenance: tacrolimus/MMF/steroids; rejection treatment)
Unit F — Special Donor Scenarios: Living vs. deceased (DBD vs. DCD) donors; machine perfusion advances; paired exchange mechanics and national KPD programs; ABO-incompatible desensitization protocol (rituximab + plasmapheresis/IA); sensitized recipient management (virtual crossmatch, bortezomib, daratumumab, eculizumab, UNOS priority allocation)