A 12-year-old girl with recent history of pseudotumor cerebri develope
d severe postural headache due to intracranial hypotension after lumba
r puncture. Meningeal enhancement and thickening were demonstrated on
magnetic resonance imaging. Repeated imaging 3 months later disclosed
no abnormalities. This is the first report of a child with evident men
ingeal enhancement on magnetic resonance imaging related to lumbar pun
cture. (C) 1997 by Elsevier Science Inc.