Molecularly Variant Synovial Sarcoma of the Lower Lip: MN1::SSX1 Fusion as a Diagnostic Pitfall in the Head and Neck
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Synovial sarcoma is a malignant mesenchymal neoplasm typically characterized by SS18::SSX gene fusions. Although most commonly arising in the extremities, it rarely occurs in the head and neck region. We report a case of monophasic synovial sarcoma of the lowe... ...
