Specific clinical findings and MR imaging characteristics favoring papillary craniopharyngiomas or suprasellar germ cell tumors
| Papillary Craniopharyngioma | Germ Cell Tumor | |
|---|---|---|
| Clinical findings | ||
| Hypothalamic dysfunction, including diabetes insipidus | – | Yes |
| MR imaging characteristics | ||
| Component | Cystic predominance | Solid predominance |
| DWI signals in the solid part | Hypointense | Isointense |
| Marginal contrast enhancement | Yes | – |
| Shape | Spheric | Transinfundibular |
| Pituitary stalk | – | Thickening |
| Tumor seedings | – | Yes |
| Size change of the pineal gland after radiotherapy | – | Yes |
| Main management strategy | Surgery | Radiation therapy |
| Outcomes | Higher recurrence rate | – |
Note:—indicates the feature was significantly lower or less in the specific tumor group.