<unk>  of affected organ may be performed to detect possible accumulation of<unk> <unk> s in an involved tissue.
Mast cell tumor biopsy
Melanoma biopsy
Rhabdomyosarcoma biopsy
Ewing's sarcoma biopsy
Rhabdomyoma biopsy
Liposarcoma biopsy
Pancoast tumor CT
Mesothelioma CT