title: Acute brain swelling complicating insertion of needle electrode into hypothalamus and brain stem.
mesh_terms: D000208:Acute Disease; D000818:Animals; D001929:Brain Edema / Q000209:etiology*; D001933:Brain Stem; D004567:Electrodes, Implanted / Q000009:adverse effects*; D000882:Haplorhini; D007031:Hypothalamus; D013238:Stereotaxic Techniques / Q000009:adverse effects*