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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Subdural empyema (SDE); epidural empyema (EDE)
Synonyms
- EDE = epidural abscess
Definitions
- Collection of pus in subdural or epidural space or both; subdural much more common
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Ziegler A et al: Neurological complications of acute and chronic sinusitis. Curr Neurol Neurosci Rep. 18(2):5, 2018
- Rapalino O et al: Intracranial infectious and inflammatory diseases presenting as neurosurgical pathologies. Neurosurgery. 81(1):10-28, 2017
- Patel NA et al: Systematic review and case report: Intracranial complications of pediatric sinusitis. Int J Pediatr Otorhinolaryngol. 86:200-12, 2016
- French H et al: Intracranial subdural empyema: a 10-year case series. Ochsner J. 14(2):188-94, 2014
- Ouiminga HA et al: [Intracranial empyemas: epidemiological, clinical, radiological and therapeutic aspects. Retrospective study of 100 observations.] Neurochirurgie. 60(6):299-303, 2014
- Salomão JF et al: Neurosurgical implications of Pott's puffy tumor in children and adolescents. Childs Nerv Syst. 30(9):1527-34, 2014
- Sharma PK et al: Orbitocranial complications of acute sinusitis in children. J Emerg Med. 47(3):282-5, 2014
- Holland AA et al: Complicated subdural empyema in an adolescent. Arch Clin Neuropsychol. 28(1):81-91, 2013
- Calik M et al: Masked subdural empyema secondary to frontal sinusitis. Am J Emerg Med. 30(8):1657, 2012
- Cole TS et al: Pediatric focal intracranial suppuration: a UK single-center experience. Childs Nerv Syst. 28(12):2109-14, 2012
- Nickerson JP et al: Neuroimaging of pediatric intracranial infection--part 1: techniques and bacterial infections. J Neuroimaging. 22(2):e42-51, 2012
- Sarrazin JL et al: Brain infections. Diagn Interv Imaging. 93(6):473-90, 2012
- Levine HR et al: A pictorial review of complications of acute coalescent mastoiditis. Proc (Bayl Univ Med Cent). 25(4):372-3, 2012
- Valencia MP et al: Challenging pyogenic cerebral abscess complicated by subdural empyema. A case report. Neuroradiol J. 25(6):676-9, 2012
- Legrand M et al: Paediatric intracranial empyema: differences according to age. Eur J Pediatr. 168(10):1235-41, 2009
- Karaman E et al: Pott's puffy tumor. J Craniofac Surg. 19(6):1694-7, 2008
- Wu TJ et al: Subdural empyema in children--20-year experience in a medical center. J Microbiol Immunol Infect. 41(1):62-7, 2008
- Ziai WC et al: Update in the diagnosis and management of central nervous system infections. Neurol Clin. 26(2):427-68, viii, 2008
- Foerster BR et al: Intracranial infections: clinical and imaging characteristics. Acta Radiol. 48(8):875-93, 2007
- Osborn MK et al: Subdural empyema and other suppurative complications of paranasal sinusitis. Lancet Infect Dis. 7(1):62-7, 2007
- Fanning NF et al: Serial diffusion-weighted MRI correlates with clinical course and treatment response in children with intracranial pus collections. Pediatr Radiol. 36(1):26-37, 2006
- Venkatesh MS et al: Pediatric infratentorial subdural empyema: analysis of 14 cases. J Neurosurg. 105(5 Suppl):370-7, 2006
- Wong AM et al: Diffusion-weighted MR imaging of subdural empyemas in children. AJNR Am J Neuroradiol. 25(6):1016-21, 2004
- Heran NS et al: Conservative neurosurgical management of intracranial epidural abscesses in children. Neurosurgery. 53(4):893-7; discussion 897-8, 2003
- Lim CC et al: Diffusion-weighted MR imaging in intracranial infections. Ann Acad Med Singapore. 32(4):446-9, 2003
- Tsai YD et al: Intracranial suppuration: a clinical comparison of subdural empyemas and epidural abscesses. Surg Neurol. 59(3):191-6; discussion 196, 2003
- Tsuchiya K et al: Diffusion-weighted MRI of subdural and epidural empyemas. Neuroradiology. 45(4):220-3, 2003
- Guzman R et al: Use of diffusion-weighted magnetic resonance imaging in differentiating purulent brain processes from cystic brain tumors. J Neurosurg. 97(5):1101-7, 2002
- Rohde V et al: Complications of burr-hole craniostomy and closed-system drainage for chronic subdural hematomas: a retrospective analysis of 376 patients. Neurosurg Rev. 25(1-2):89-94, 2002
- Bambakidis NC et al: Intracranial complications of frontal sinusitis in children: Pott's puffy tumor revisited. Pediatr Neurosurg. 35(2):82-9, 2001
- Nathoo N et al: Cranial extradural empyema in the era of computed tomography: a review of 82 cases. Neurosurgery. 44(4):748-53; discussion 753-4, 1999
- Chen CY et al: Subdural empyema in 10 infants: US characteristics and clinical correlates. Radiology. 207(3):609-17, 1998
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Subdural empyema (SDE); epidural empyema (EDE)
Synonyms
- EDE = epidural abscess
Definitions
- Collection of pus in subdural or epidural space or both; subdural much more common
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Ziegler A et al: Neurological complications of acute and chronic sinusitis. Curr Neurol Neurosci Rep. 18(2):5, 2018
- Rapalino O et al: Intracranial infectious and inflammatory diseases presenting as neurosurgical pathologies. Neurosurgery. 81(1):10-28, 2017
- Patel NA et al: Systematic review and case report: Intracranial complications of pediatric sinusitis. Int J Pediatr Otorhinolaryngol. 86:200-12, 2016
- French H et al: Intracranial subdural empyema: a 10-year case series. Ochsner J. 14(2):188-94, 2014
- Ouiminga HA et al: [Intracranial empyemas: epidemiological, clinical, radiological and therapeutic aspects. Retrospective study of 100 observations.] Neurochirurgie. 60(6):299-303, 2014
- Salomão JF et al: Neurosurgical implications of Pott's puffy tumor in children and adolescents. Childs Nerv Syst. 30(9):1527-34, 2014
- Sharma PK et al: Orbitocranial complications of acute sinusitis in children. J Emerg Med. 47(3):282-5, 2014
- Holland AA et al: Complicated subdural empyema in an adolescent. Arch Clin Neuropsychol. 28(1):81-91, 2013
- Calik M et al: Masked subdural empyema secondary to frontal sinusitis. Am J Emerg Med. 30(8):1657, 2012
- Cole TS et al: Pediatric focal intracranial suppuration: a UK single-center experience. Childs Nerv Syst. 28(12):2109-14, 2012
- Nickerson JP et al: Neuroimaging of pediatric intracranial infection--part 1: techniques and bacterial infections. J Neuroimaging. 22(2):e42-51, 2012
- Sarrazin JL et al: Brain infections. Diagn Interv Imaging. 93(6):473-90, 2012
- Levine HR et al: A pictorial review of complications of acute coalescent mastoiditis. Proc (Bayl Univ Med Cent). 25(4):372-3, 2012
- Valencia MP et al: Challenging pyogenic cerebral abscess complicated by subdural empyema. A case report. Neuroradiol J. 25(6):676-9, 2012
- Legrand M et al: Paediatric intracranial empyema: differences according to age. Eur J Pediatr. 168(10):1235-41, 2009
- Karaman E et al: Pott's puffy tumor. J Craniofac Surg. 19(6):1694-7, 2008
- Wu TJ et al: Subdural empyema in children--20-year experience in a medical center. J Microbiol Immunol Infect. 41(1):62-7, 2008
- Ziai WC et al: Update in the diagnosis and management of central nervous system infections. Neurol Clin. 26(2):427-68, viii, 2008
- Foerster BR et al: Intracranial infections: clinical and imaging characteristics. Acta Radiol. 48(8):875-93, 2007
- Osborn MK et al: Subdural empyema and other suppurative complications of paranasal sinusitis. Lancet Infect Dis. 7(1):62-7, 2007
- Fanning NF et al: Serial diffusion-weighted MRI correlates with clinical course and treatment response in children with intracranial pus collections. Pediatr Radiol. 36(1):26-37, 2006
- Venkatesh MS et al: Pediatric infratentorial subdural empyema: analysis of 14 cases. J Neurosurg. 105(5 Suppl):370-7, 2006
- Wong AM et al: Diffusion-weighted MR imaging of subdural empyemas in children. AJNR Am J Neuroradiol. 25(6):1016-21, 2004
- Heran NS et al: Conservative neurosurgical management of intracranial epidural abscesses in children. Neurosurgery. 53(4):893-7; discussion 897-8, 2003
- Lim CC et al: Diffusion-weighted MR imaging in intracranial infections. Ann Acad Med Singapore. 32(4):446-9, 2003
- Tsai YD et al: Intracranial suppuration: a clinical comparison of subdural empyemas and epidural abscesses. Surg Neurol. 59(3):191-6; discussion 196, 2003
- Tsuchiya K et al: Diffusion-weighted MRI of subdural and epidural empyemas. Neuroradiology. 45(4):220-3, 2003
- Guzman R et al: Use of diffusion-weighted magnetic resonance imaging in differentiating purulent brain processes from cystic brain tumors. J Neurosurg. 97(5):1101-7, 2002
- Rohde V et al: Complications of burr-hole craniostomy and closed-system drainage for chronic subdural hematomas: a retrospective analysis of 376 patients. Neurosurg Rev. 25(1-2):89-94, 2002
- Bambakidis NC et al: Intracranial complications of frontal sinusitis in children: Pott's puffy tumor revisited. Pediatr Neurosurg. 35(2):82-9, 2001
- Nathoo N et al: Cranial extradural empyema in the era of computed tomography: a review of 82 cases. Neurosurgery. 44(4):748-53; discussion 753-4, 1999
- Chen CY et al: Subdural empyema in 10 infants: US characteristics and clinical correlates. Radiology. 207(3):609-17, 1998
