title: Postoperative subdural empyema caused by Propionibacterium acnes--a report of two cases.
abstract: Two patients with postoperative subdural empyema following burr hole evacuation of chronic subdural haematoma are reported, both caused by Propionibacterium acnes. The need to consider this diagnosis in patients developing recurrent symptoms after surgical drainage of chronic subdural haematoma is emphasized.
authors.affiliation: Department of Neurosurgery, Hope Hospital, Salford, UK.
authors.forename: G
authors.initials: G
authors.lastname: Critchley
authors.forename: R
authors.initials: R
authors.lastname: Strachan
mesh_terms: D000368:Aged; D001431:Bacteriological Techniques; D002908:Chronic Disease; D013354:Empyema, Subdural / Q000175:diagnosis / Q000601:surgery*; D005260:Female; D016908:Gram-Positive Bacterial Infections / Q000175:diagnosis / Q000601:surgery*; D006408:Hematoma, Subdural / Q000175:diagnosis / Q000601:surgery*; D006801:Humans; D008297:Male; D009460:Neurologic Examination; D011425:Propionibacterium acnes; D013530:Surgical Wound Infection / Q000175:diagnosis / Q000601:surgery*; D014057:Tomography, X-Ray Computed; D014207:Trephining