Canine Choroid Plexus Tumor with Intracranial Dissemination Presenting as Multiple Cystic Lesions

Figure 2

Cross-section of the dog’s brain at the level of the mesencephalic aqueduct. Several 2-3 mm, round to oval, cystic lesions multifocally expand and replace the dorsal thalamic parenchyma and compress the mesencephalic aqueduct. Histopathologically, these corresponded to choroid plexus tumors.