Idiopathic Intracranial Hypertension, also known as pseudotumor cerebri, is a rare condition that causes increased pressure in the skull. Some of the synonyms for Idiopathic Intracranial Hypertension include benign intracranial hypertension, idiopathic intracranial hypertension syndrome, and elevated intracranial pressure. Other terms that might be used to describe this condition include intracranial pressure disease, intracranial hypertension syndrome, and cerebral edema. Regardless of the term used, Idiopathic Intracranial Hypertension is a serious condition that can cause vision loss, headaches, and other neurological symptoms. Early diagnosis and treatment are crucial in managing this condition and preventing its complications.