Concurrent suprasellar and pineal region lesions have a relatively short differential to be considered, including:
- germinoma
- other germ cell tumors
- choriocarcinoma
- embryonal cell carcinoma
- yolk sac tumor (endodermal sinus tumor)
- primary CNS lymphoma
- cerebral metastasis
- quadrilateral retinoblastoma: trilateral retinoblastoma with a further lesion in the suprasellar cistern