Types of Hydrocephalus

Types of Hydrocephalus


  • CSF circulation is intact, but the absorption into arachnoid granulations is blocked

Non-communicating or Obstructive

  • Circulation of CSF is blocked somewhere between the lateral, third, and/or fourth ventricles

Normal Pressure Hydrocephalus (NPH)

  • IVP (Intraventricular Pressure) is at “normal levels”
  • Typically affects elderly patients
  • Symptoms: Incontinence, Dementia, Gait Ataxia (loss of balance, shuffling walk)
  • Diagnosed: History, imaging, spinal tap
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