posttraumatic hydrocephalus

post·trau·mat·ic hy·dro·ceph·a·lus

ventricular dilation following injury, due either to impaired circulation and/or absorption of cerebrospinal fluid or due to loss of brain substance (h. ex vacuo).
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Our patient experienced pneumocephalus as a result of continuous lumbar drainage for the treatment of posttraumatic hydrocephalus. To the best of our knowledge, this is the only such case to be reported in a patient with a precipitating temporal bone fracture.
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