| CI | Confidence interval |
| CT | Corticotroph tumour |
| FC | Fold change |
| fCT | Functioning corticotroph tumour |
| GT | Gonadotroph |
| HOF | Human oesophageal fibroblast |
| IHC | Immunohistochemical |
| IQR | Interquartile range |
| MTD | Maximum tumour diameter |
| MRI | Magnetic resonance image |
| OR | Odds ratio |
| qRT-PCR | Quantitative real time polymerase chain reaction |
| ROC | Receiver operator curve |
| RQ | Relative quantification |
| RT-PCR | Real time polymerase chain reaction |
| sCT | Silent corticotroph tumour |
| ST | Somatotroph tumour |