Extra skeletal Ewing sarcoma (EES) is a rare malignant mesenchymal tumor. It is histologically similar to its primary counterpart. However, its cutaneous presentation is a rare occurrence.
Ewing sarcoma or Primitive Neuro Ectodermal Tumor (PNET) when present in soft tissues characterizes an unusual clinical presentation. Commonly affected are the upper & lower extremities, trunk, head, and neck.
We present a case of 9 years old boy presented with a single subcutaneous mass in upper thigh region diagnosed as Ewing sarcoma on cytology.
Pre-operative cytological diagnosis of ES or subcutaneous Ewing sarcoma (SES) is extremely rare with only few cases being reported based on fine needle aspiration cytology (FNAC) findings.
Extra skeletal Ewingâ€™s sarcoma, pediatric malignancy, small round blue cell tumour, FNAC.