| at | no atomic number |
|---|---|
| BHN | bephenium hydroxynaphthoate; Brinell hardness number |
| CAS-REGN | Chemical Abstracts Service Registry Number |
| CT | calcitonin; calf testis; cardiac tamponade; cardiothoracic [ratio]; carotid tracing; carpal tunnel; ... |
| CTN | calcitonin; clinical trials notification; computer tomography number; continuous noise |
| SE | Spin Echo |
|---|---|
| TSE | Turbo Spin Echo |
| HASTE | half Fourier single shot turbo spin echo |