Pseudohypoxia brain swelling following lumbar spine surgery: a report of two cases.

ABSTRACT:

Background

Pseudohypoxic brain swelling, or postoperative intracranial hypotension with associated venous congestion is a rare phenomenon described after neurologic and lumbar surgery that can be associated with or without a concomitant subdural hematoma (SDH).

Case description

We aim to describe a report of two cases of patients without a history of bleeding disorders or head trauma, but with a history of severe chronic lumbar spinal stenosis who developed intracranial hypotension with SDH following spine surgery without evidence of cerebrospinal fluid (CSF) leak/dural trauma both intraoperatively and on immediate postoperative laboratory studies and drain outputs. Both patients developed significant neurologic symptoms (generalized tonic-clonic seizures, coma) in the immed

SUBMITTER: Dhodapkar MM 

PROVIDER: S-EPMC12516389 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature