Synovial sarcoma of temporomandibular joint -A case report
Journal Title: IP Archives of Cytology and Histopathology Research - Year 2018, Vol 3, Issue 4
Abstract
Introduction Synovial sarcoma SS is a rare highly malignant soft tissue tumor of young adults It generally develops in close proximity to joints of extremities but contrary to its name it does not originate from synovial cells but is of mesenchymal origin Upto 10 of soft tissue sarcomas are synovial sarcomas SS of the Temporomandibular joint TMJ is a very rare entity Here we report a case of synovial sarcoma of the tempromandibular joint in a 22 year old male patient Case report A Male patient 22 years of age had a complaint of a painful swelling in the left preauricular region since 2 monthsCBCT of the left TMJ revealed advanced Osteolytic changes in the left condylar head region The affected region had an irregular motheaten appearance USG guided FNAC revealed biphasic pattern of malignant cells with both epithelial and stromal elements Histopathology of the tumor showed a cellular tumor with biphasic appearance Immunohistochemistry IHC results showed positivity for CK MNF which is expressed in epithelial elements70of the spindle cells expressed TLE1 positivity and moderate expression for BCL2 and CD 99 The histomorphological and IHC findings were consistent with the diagnosis of biphasic synovial sarcomaConclusion Synovial Sarcomas are very rare in the TMJ region A CBCT investigation can best define the outline of such tumors degree of bone involvement destruction A high index of suspicion along with CBCT and radiological evaluation FNAC and histopathological assessment usually clinches the diagnosisKeywords Synovial Sarcoma TMJ CBCT Synovium
Authors and Affiliations
Hawaldar Ranjana, Arati Chaudhary, Varsha Sodani, R K Sodani, Sadhana Sodani
Keywords
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- EP ID EP490594
- DOI 10.18231/2456-9267.2018.0047
- Views 103
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