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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2007-7-24
pubmed:abstractText
We report an unusual and extremely rare case of coexisting fibrous dysplasia of the sphenoid sinus with atypical lymphoplasmacyte rich meningioma (World Health Organization Grade II), right frontal lobe in a 25-year-old male. The patient presented with history of generalized tonic clonic seizures with a loss of vision in the right eye. Radiologically it was seen that the sphenoid sinus lesion was sclerotic and was extending and causing compression of the optic nerve. Magnetic resonance imaging revealed mass lesion in the right frontal lobe, iso to hypointense on T, weighted images and hyperintense on T2 weighted images with uniform contrast enhancement. Clinically and radiologically the possibility of fibrous dysplasia of the sphenoid bone and sinus with metastases in the frontal lobe from a different primary was considered. On histopathology the frontal lobe lesion showed a tumor composed of cells with vesicular nuclei, focal nuclear pleomorphism, a mitotic rate of = 4/10 high power field and a single focus of necrosis. The cells were arranged in fascicles and had a prominent lymphoplasmacytic infiltrate. In contrast, the sphenoid sinus lesion was composed of narrow, curved bony trabeculae with a characteristic fishhook configuration without osteoblastic rimming and interspersed with fibrous tissue of variable cellularity. Although no definite causative factors are described for the coexistence of these tumors, however, a common yet undetermined denominator in the origin has been proposed in the literature.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0919-6544
pubmed:author
pubmed:issnType
Print
pubmed:volume
27
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
269-72
pubmed:dateRevised
2008-3-10
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
Co-existing fibrous dysplasia and atypical lymphoplasmacyte-rich meningioma.
pubmed:affiliation
Department of Pathology and Transfusion Medicine, Sri Sathya Sai Institute of Higher Medical Sciences, Bangalore, India. nandita.g@rediffmail.com
pubmed:publicationType
Journal Article, Case Reports