Understanding External Ventricular Drains and Their Importance Globally
What is it?An external ventricular drain (EVD) is a medical device that is used to drain excess cerebrospinal fluid (CSF) from around the brain. It is commonly placed during neurosurgery to relieve elevated intracranial pressure. An EVD consists of a catheter that is inserted through a small hole in the skull and placed into one of the ventricles inside the brain. The other end of the catheter...
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