| NAPHT | National Association of Patients on Hemodialysis and Transplantation |
|---|---|
| OCT | object classification test; optimal cutting temperature; oral contraceptive therapy; ornithine carba... |
| OLRx | orthotopic liver transplantation |
| OLT | left occipitotransverse [fetal position] [Lat. occipito-laeva transversa]; orthotopic liver transpla... |
| PSCT | peripheral stem cell transplantation |