Intraabdominal Synovial Sarcoma, A Rare Tumour and Rare Localisation

Synovial sarcomas are often seen in the soft tissues, intra-abdominal synovial sarcomas are extremely rare. An intra-abdominal mass starting from the umbilicus and extending into the pelvis was detected in a 53-year-old man admitted with abdominal pain and a palpable mass. Total mass excision surgery was performed and the mass was found to be an intra-abdominal synovial sarcoma arise from small bowel wall histopathologically. Unfortunately, this is a malignancy with a poor prognosis and a short survival despite all therapeutic effort