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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Synonyms
Leptomeningitis, infectious meningitis
Definitions
Acute or chronic infectious infiltrate of pia, arachnoid, & CSF in vicinity of T-bone, internal auditory canal (IAC), & cerebellopontine angle (CPA)
Classified as acute pyogenic (bacterial), lymphocytic (viral), or chronic (tuberculous or granulomatous)
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Oliveira CR et al: Brain magnetic resonance imaging of infants with bacterial meningitis. J Pediatr. 165(1):134-9, 2014
Mohan S et al: Imaging of meningitis and ventriculitis. Neuroimaging Clin N Am. 22(4):557-83, 2012
Lee MH et al: Prevalence and appearance of the posterior wall defects of the temporal bone caused by presumed arachnoid granulations and their clinical significance: CT findings. AJNR Am J Neuroradiol. 29(9):1704-7, 2008
Tebruegge M et al: Epidemiology, etiology, pathogenesis, and diagnosis of recurrent bacterial meningitis. Clin Microbiol Rev. 21(3):519-37, 2008
Smirniotopoulos JG et al: Patterns of contrast enhancement in the brain and meninges. Radiographics. 27(2):525-51, 2007
Brown NE et al: Diagnosis and management of spontaneous cerebrospinal fluid-middle ear effusion and otorrhea. Laryngoscope. 114(5):800-5, 2004
Migirov L: Computed tomographic versus surgical findings in complicated acute otomastoiditis. Ann Otol Rhinol Laryngol. 112(8):675-7, 2003
Stone JA et al: Evaluation of CSF leaks: high-resolution CT compared with contrast-enhanced CT and radionuclide cisternography. AJNR Am J Neuroradiol. 20(4):706-12, 1999
Quiney RE et al: Recurrent meningitis in children due to inner ear abnormalities. J Laryngol Otol. 103(5):473-80, 1989
Vermeersch H et al: The temporal bone as route of infection in recurrent meningitis. J Otolaryngol. 9(3):199-201, 1980
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Synonyms
Leptomeningitis, infectious meningitis
Definitions
Acute or chronic infectious infiltrate of pia, arachnoid, & CSF in vicinity of T-bone, internal auditory canal (IAC), & cerebellopontine angle (CPA)
Classified as acute pyogenic (bacterial), lymphocytic (viral), or chronic (tuberculous or granulomatous)
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Oliveira CR et al: Brain magnetic resonance imaging of infants with bacterial meningitis. J Pediatr. 165(1):134-9, 2014
Mohan S et al: Imaging of meningitis and ventriculitis. Neuroimaging Clin N Am. 22(4):557-83, 2012
Lee MH et al: Prevalence and appearance of the posterior wall defects of the temporal bone caused by presumed arachnoid granulations and their clinical significance: CT findings. AJNR Am J Neuroradiol. 29(9):1704-7, 2008
Tebruegge M et al: Epidemiology, etiology, pathogenesis, and diagnosis of recurrent bacterial meningitis. Clin Microbiol Rev. 21(3):519-37, 2008
Smirniotopoulos JG et al: Patterns of contrast enhancement in the brain and meninges. Radiographics. 27(2):525-51, 2007
Brown NE et al: Diagnosis and management of spontaneous cerebrospinal fluid-middle ear effusion and otorrhea. Laryngoscope. 114(5):800-5, 2004
Migirov L: Computed tomographic versus surgical findings in complicated acute otomastoiditis. Ann Otol Rhinol Laryngol. 112(8):675-7, 2003
Stone JA et al: Evaluation of CSF leaks: high-resolution CT compared with contrast-enhanced CT and radionuclide cisternography. AJNR Am J Neuroradiol. 20(4):706-12, 1999
Quiney RE et al: Recurrent meningitis in children due to inner ear abnormalities. J Laryngol Otol. 103(5):473-80, 1989
Vermeersch H et al: The temporal bone as route of infection in recurrent meningitis. J Otolaryngol. 9(3):199-201, 1980
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