pseudoatrophy of brain

pseudoatrophy of brain

An apparent ↓ in volume of cortical tissue, seen by CT, due to changes in CSF production and alterations in the blood-brain barrier, with 2º ↓ in cerebral interstitial fluid, due to mannitol therapy. Cf Brain atrophy.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
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