Choroid plexus carcinoma

Definition

Choroid plexus carcinoma is a rare and highly aggressive malignant type of choroid plexus tumor occurring almost exclusively in children, presenting with cerebrospinal fluid obstruction in the lateral ventricles (most common), the fourth and third ventricles or in multiple ventricles, leading to hydrocephalus and increased intracranial pressure, and manifesting with nausea, vomiting, abnormal eye movements, gait impairment, seizures and enlarged head circumference.