Intradiploic Epidermoid with Intracranial Extension

Intradiploic epidermoid cyst of the skull is a rare clinical entity that can exceptionally grow to a large size with intracranial extension. This is a case of a 60-year-old man with a giant epidermoid cyst of the occipital bone with possible  intracranial extension, presenting with focal neurological symptoms. The diagnosis was suggested at CT and MRI was advised for confirmation. We will post the operative findings when we have follow up.