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  2. Idiopathic intracranial hypertension - Wikipedia

    en.wikipedia.org/wiki/Idiopathic_intracranial...

    Idiopathic intracranial hypertension (IIH), previously known as pseudotumor cerebri and benign intracranial hypertension, is a condition characterized by increased intracranial pressure (pressure around the brain) without a detectable cause. [2] The main symptoms are headache, vision problems, ringing in the ears, and shoulder pain.

  3. Cerebral shunt - Wikipedia

    en.wikipedia.org/wiki/Cerebral_shunt

    The most common symptoms are nausea and vertigo. [21] 0.05% [22] Idiopathic intracranial hypertension: A rare neurological disorder affecting approximately 1 in 100,000 people, most of whom are women of child-bearing age. IIH results in a raised intracranial pressure and can lead to permanent loss of vision.

  4. Lumbar–peritoneal shunt - Wikipedia

    en.wikipedia.org/wiki/Lumbar–peritoneal_shunt

    The revision of a shunt means to replace or make adjustments to all or part of the shunt, this also means that the location of the shunt may be changed therefore changing the category or type of shunt a patient has. For some patients with shunts, a revision or multiple revisions to the shunt may be required. This can be something minor, such as ...

  5. Hydrocephalus - Wikipedia

    en.wikipedia.org/wiki/Hydrocephalus

    Shunt obstruction is the most common cause of shunt failure. [66] The shunt can be obstructed at the catheter or the valve itself. Cases of shunt obstruction would present with similar symptoms to untreated hydrocephalus (headaches, nausea, lethargy, etc.). [66] It can be caused by tissue, bacteria, or kinking of the catheter.

  6. Intracranial pressure - Wikipedia

    en.wikipedia.org/wiki/Intracranial_pressure

    Intracranial hypertension (IH), also called increased ICP (IICP) or raised intracranial pressure (RICP), refers to elevated pressure in the cranium. 20–25 mmHg is the upper limit of normal at which treatment is necessary, though it is common to use 15 mmHg as the threshold for beginning treatment.

  7. Empty sella syndrome - Wikipedia

    en.wikipedia.org/wiki/Empty_sella_syndrome

    The cause of this condition in terms of secondary empty sella syndrome happens when a tumor or surgery damages the gland, this is an acquired manner of the condition. [1] patients with idiopathic intracranial hypertension will have empty sella on MRI [5] The cause of primary empty sella syndrome is a congenital defect (diaphragma sellae) [6]

  8. Shunt (medical) - Wikipedia

    en.wikipedia.org/wiki/Shunt_(medical)

    A Peritoneovenous shunt: (also called Denver shunt) [2] is a shunt which drains peritoneal fluid from the peritoneum into veins, usually the internal jugular vein or the superior vena cava. It is sometimes used in patients with refractory ascites. It is a long tube with a non-return valve running subcutaneously from the peritoneum to the ...

  9. Endoscopic third ventriculostomy - Wikipedia

    en.wikipedia.org/wiki/Endoscopic_third...

    A shunt has risk of infection and failure for which subsequent surgery is needed. Complications of ETV include hemorrhage (the most severe being due to basilar artery rupture), injury to neural structures (e.g. hypothalamus , pituitary gland or fornix of the brain ), and late sudden deterioration. [ 3 ]