Soft Tisue Giant Cell Tumour of Low Malignant Potential – A Rare Mediastinal S.O.L

Giant cell tumour of soft tissue (GCT-ST) particularly in posterior mediastnum is a very rare tumour. A seventeen year female who presented with superior vanacaval syndrome had a posterior mediastninal S.O.L. Thoracotomy was done and the mass was excised. Histopathological and immunohistochemical examination proved it to be a Soft Tissue Giant Cell Tumour of low malignant potential. Patient received E.B.R.T and is doing well till date. This study highlights rarity of the lesion and draws attention of its uneventful clinical course after complete excision.