| Acronym | Definition |
|---|---|
| ACOT | U.S. Department of Health and Human Services Secretary's Advisory Committee on Organ Transplantation |
| AOPO | Association of Organ Procurement Organizations |
| ARE | Acute rejection episode |
| AT | Ablative treatments |
| ATG | Antithymocyte globulin |
| BMI | Body mass index |
| CAN | Chronic allograft nephropathy |
| CF | Cystic fibrosis |
| CIT | Cold ischemia time |
| CMS | Centers for Medicare and Medicaid Services |
| CMV | Cytomegalovirus |
| COPD | Chronic obstructive pulmonary disease |
| CUSUM | Cumulative sum |
| CVA | Cerebrovascular accident |
| DBD | Donation after brain death |
| DCD | Donation after cardiac death |
| DDLT | Deceased donor liver transplant |
| DDR | Deceased Donor Registration form |
| DGF | Delayed graft function |
| DH | Donor Histocompatibility form |
| DM | Diabetes mellitus |
| DMV | Department of Motor Vehicles |
| DoT | Division of Transplantation (of HRSA) |
| DPI | Donor Profile Index |
| DRI | Donor Risk Index |
| DSA | Donation service area |
| ECD | Expanded criteria donor |
| ECLS | Extracorporeal life support |
| ECMO | Extracorporeal membrane oxygenation |
| ESLD | End-stage liver disease |
| ESRD | End-stage renal disease |
| FEV-1 | Forced expiratory volume in 1 second |
| FT | Fraction transplanted |
| FVC | Forced vital capacity |
| GFR | Glomerular filtration rate |
| GN | Glomerulonephritis |
| GS | Graft survival |
| HCC | Hepatocellular carcinoma |
| HCV | Hepatitis C virus |
| HHS | U. S. Department of Health and Human Services |
| HLA | Human leukocyte antigen |
| HLHS | Hypoplastic left heart syndrome |
| HRSA | Health Resources and Services Administration |
| ICU | Intensive care unit |
| IL-2R | Interleukin-2 receptor |
| INR | International normalized ratio (of prothrombin time) |
| IOM | Institute of Medicine |
| INTERMACS | Interagency Registry for Mechanically Assisted Circulatory Support |
| IPBTC | International Pediatric Bowel Transplant Cooperative |
| IPF | Idiopathic pulmonary fibrosis |
| ISHLT | International Society for Heart and Lung Transplantation |
| KARS | Kidney Allocation Review Subcommittee (of OPTN) |
| KC | Kidney Committee (of the OPTN) |
| KM | Kaplan-Meier |
| KP | Kidney-pancreas |
| KPSAM | Kidney-pancreas simulated allocation model |
| LAS | Lung allocation score |
| LD | Living donor |
| LDLT | Living donor liver transplant |
| LDLLT | Living donor lobar lung transplant |
| LSAM | Liver simulated allocation model |
| LTFU | Lost to follow-up |
| LVAD | Left ventricular assist device |
| LYFT | Life years from transplant |
| MELD | Model for end-stage liver disease (scoring system) |
| MM | Mismatch |
| MMF | Mycophenolate mofetil |
| MP | Machine perfusion |
| MPSC | Membership and Professional Standards Committee (of OPTN) |
| NAPRTCS | North American Pediatric Renal Transplant Cooperative Study |
| NAT | Nucleic acid testing |
| NCHS | National Center for Health Statistics |
| NDI | National Death Index |
| NHB | Nonheartbeating |
| NIH | National Institutes of Health |
| NOTA | National Organ Transplant Act |
| ODBC | Organ Donation Breakthrough Collaborative |
| OPO | Organ procurement organization |
| OPTN | Organ Procurement and Transplantation Network |
| ORPD | Organs recovered per donor |
| OSR | OPO-specific report (of SRTR) |
| OTPD | Organs transplanted per donor |
| PA | Pulmonary artery |
| PAK | Pancreas after kidney (a type of isolated pancreas transplantation) |
| PELD | Pediatric end-stage liver disease (scoring system) |
| PHTS | Pediatric Heart Transplant Study |
| PKD | Polycystic kidney disease |
| PMP | Pulsatile machine preservation |
| POC | Policy Oversight Committee (of the OPTN) |
| PPH | Primary pulmonary hypertension |
| PRA | Panel reactive antibody |
| PSR | Transplant program-specific report (of the SRTR) |
| PT | Post Transplant |
| PTA | Pancreas transplant alone (a type of isolated pancreas transplantation) |
| PTLD | Post transplant lymphoproliferative disorder |
| PY | Patient years |
| RFA | Radiofrequency ablation |
| RH | Recipient Histocompatibility form |
| ROTSOT | SRTR Report on the State of Transplantation |
| RR | Relative risk |
| RRB | Regional Review Board |
| RVAD | Right ventricular assist device |
| SAC | Standard acquisition charge |
| SAM | Simulated allocation model |
| SCD | Standard criteria donor |
| SEER | Surveillance, Epidemiology, and End Results Program (of the National Cancer Institute) |
| SPK | Simultaneous pancreas-kidney transplantation |
| SPLIT | Studies of Pediatric Liver Transplantation |
| SRTR | Scientific Registry of Transplant Recipients |
| SSDMF | Social Security Death Master File |
| S-TAC | SRTR Technical Advisory Committee |
| TACE | Trans-arterial chemo-ablation |
| TCR | Transplant Candidate Registration form |
| TGMC | Transplant Growth and Management Collaborative |
| TPN | Total parenteral nutrition |
| TRF | Transplant Recipient Follow-up form |
| TRR | Transplant Recipient Registration form |
| TSAM | Thoracic simulated allocation model |
| TT | Time to transplant |
| UMKECC | University of Michigan Kidney Epidemiology and Cost Center |
| UNOS | United Network for Organ Sharing |
| URREA | University Renal Research and Education Association (now Arbor Research Collaborative for Health) |
| USRDS | United States Renal Data System |
| VAD | Ventricular assist device |
| WL | Waiting list |
| WT | Waiting time |