Giant lumbar postoperative pseudomeningocele inducing positional syncope

This is the authors' abstract. We don't add key points for this paper.

A man in his 70s, submitted to an L4-L5 laminectomy for lumbar disc herniation 4 years before, was referred to neurology due to recurrent sudden-onset episodes of impaired consciousness, with no prodromal symptoms and fast recovery. The events occurred mainly in supine position and occasionally in