Table 3.
Types and subtypes of PitNET [15]
| PitNET type | Subtype | |
|---|---|---|
| PIT1-lineage | Somatotroph tumors | Densely granulated somatotroph tumor |
| Sparsely granulated somatotroph tumor | ||
| Lactotroph tumors | Sparsely granulated lactotroph tumor | |
| Densely granulated lactotroph tumor | ||
| Mammosomatotroph tumor | ||
| Thyrotroph tumor | ||
| Mature plurihormonal PIT1-lineage tumor | ||
| Immature PIT1-lineage tumor | ||
| Acidophil stem cell tumor | ||
| Mixed somatotroph and lactotroph tumor | ||
| TPIT-lineage | Corticotroph tumors | Densely granulated corticotroph tumor |
| Sparsely granulated corticotroph tumor | ||
| Crooke cell tumor | ||
| SF1-lineage | Gonadotroph tumor | |
| No distinct cell lineage | Plurihormonal tumor | |
| Null cell tumor |