Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Adult Soft Tissue Sarcoma ?
    ### Response:
    Adult soft tissue sarcoma is diagnosed with a biopsy. If your doctor thinks you may have a soft tissue sarcoma, a biopsy will be done. The type of biopsy will be based on the size of the tumor and where it is in the body. There are three types of biopsy that may be used:         -   Incisional biopsy : The removal of part of a lump or a sample of tissue.
    