{"type":"rich","version":"1.0","title":"**intraventricular tumours**\nThe main lesions to be considered are:\n\n**tumours**\nependymoma\ncentral neurocytoma\nsubependymoma\nsubependymal giant cell astrocytoma / subependymal hamartomas of tuberous sclerosis\nintraventricular meningioma\nchoroid plexus papilloma / choroid plexus carcinoma\nchoroid plexus metastases\ncraniopharyngioma\n**cysts**\ncolloid cyst\nintraventricular simple cysts (including arachnoid cysts, ependymal cysts and large choroid plexus cysts)\nchoroid plexus xanthogranuloma\ncavum septum pellucidum\ncavum vergae\ncavum velum interpositum\n**infection**\nneurocysticercosis\ntuberculoma\nintraventricular haemorrhage\nIn addition **parenchymal lesions which can be periventricular** should also be considered, such as: \n\nglioblastoma\nprimary CNS lymphoma\ncerebral metastases\nmedulloblastoma / sPNET\nhaemangioblastoma\npilocytic astrocytoma\natypical teratoid / rhabdoid tumour \npineal region masses","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/V3oNj3LnF6FWGreP/thumbnail","width":1920,"height":1200,"html":""}