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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Fossa navicularis magna (FNM)
Synonyms
- Pharyngeal bursa or pharyngeal fossa
Definitions
- Congenital, ventral cortical concavity of clivus defect in ventral surface of midclivus
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Adanir SS et al: Radiologic evaluation of the fossa navicularis: incidence, morphometric features, and clinical implications. Surg Radiol Anat. ePub, 2021
- Bayrak S et al: Prevalence of anatomical variants in the clivus: fossa navicularis magna, canalis basilaris medianus, and craniopharyngeal canal. Surg Radiol Anat. 41(4):477-83, 2019
- Ginat DT et al: Multi-detector-row computed tomography imaging of variant skull base foramina. J Comput Assist Tomogr. 37(4):481-5, 2013
- Segal N et al: Intracranial infection caused by spreading through the fossa naviclaris magna - a case report and review of the literature. Int J Pediatr Otorhinolaryngol. 77(12):1919-21, 2013
- Prabhu SP et al: Clival osteomyelitis resulting from spread of infection through the fossa navicularis magna in a child. Pediatr Radiol. 39(9):995-8, 2009
- Ben Salem D et al: Fossa navicularis: anatomic variation at the skull base. Clin Anat. 19(4):365, 2006
- Cankal F et al: Fossa navicularis: anatomic variation at the skull base. Clin Anat. 17(2):118-22, 2004
- Jacquemin C et al: Canalis basilaris medianus: MRI. Neuroradiology. 42(2):121-3, 2000
- Beltramello A et al: Fossa navicularis magna. AJNR Am J Neuroradiol. 19(9):1796-8, 1998
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Fossa navicularis magna (FNM)
Synonyms
- Pharyngeal bursa or pharyngeal fossa
Definitions
- Congenital, ventral cortical concavity of clivus defect in ventral surface of midclivus
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Adanir SS et al: Radiologic evaluation of the fossa navicularis: incidence, morphometric features, and clinical implications. Surg Radiol Anat. ePub, 2021
- Bayrak S et al: Prevalence of anatomical variants in the clivus: fossa navicularis magna, canalis basilaris medianus, and craniopharyngeal canal. Surg Radiol Anat. 41(4):477-83, 2019
- Ginat DT et al: Multi-detector-row computed tomography imaging of variant skull base foramina. J Comput Assist Tomogr. 37(4):481-5, 2013
- Segal N et al: Intracranial infection caused by spreading through the fossa naviclaris magna - a case report and review of the literature. Int J Pediatr Otorhinolaryngol. 77(12):1919-21, 2013
- Prabhu SP et al: Clival osteomyelitis resulting from spread of infection through the fossa navicularis magna in a child. Pediatr Radiol. 39(9):995-8, 2009
- Ben Salem D et al: Fossa navicularis: anatomic variation at the skull base. Clin Anat. 19(4):365, 2006
- Cankal F et al: Fossa navicularis: anatomic variation at the skull base. Clin Anat. 17(2):118-22, 2004
- Jacquemin C et al: Canalis basilaris medianus: MRI. Neuroradiology. 42(2):121-3, 2000
- Beltramello A et al: Fossa navicularis magna. AJNR Am J Neuroradiol. 19(9):1796-8, 1998
