Diagnostic Immunohistochemistry

 

 

Tumor by Organ

 

Benign Fibrous Tumors

 

  • Calcifying fibrous pseudotumor

  • Fibroma
  • Fibrous histiocytoma (dermatofibroma, sclerosing haemangioma, histiocytoma cutis, nodular subepidermal fibrosis, fibrous xanthoma)
  • Nodular fasciitis
  • Chondrosarcoma
  • Fibrosarcoma
  • Neurogenic sarcoma
  • Osteogenic sarcoma

  • Rhabdomyosarcoma

Fibromatoses

  • Intra-abdominal fibromatosis

Benign Fibrohistiocytic Tumors

 

  • Atypical fibrous histiocytoma, pseudosarcomatous fibrous histiocytoma, dermatofibroma with monster cells

  • Fibrous histiocytoma (dermatofibroma, sclerosing hemangioma, histiocytoma cutis, nodular subepidermal fibrosis, fibrous xanthoma)

  • Juvenile xanthogranuloma, JXG, nevoxanthoendothelioma

  • Reticulohistiocytoma

Fibrohistiocytic Tumors of Intermediate Malignancy

 

  • Angiomatoid fibrous histiocytoma

  • Dermatofibrosarcoma protuberans
  • Giant cell fibroblastoma
  • Plexiform fibrohistiocytic tumor

Malignant Fibrohistiocytic Tumors

 

  • Malignant fibrous histiocytoma

  • Sclerosing epithelioid fibrosarcoma

Benign Lipomatous Tumors

 

  • Lipoma

  • Spindle cell lipoma

  • Chondrolipoma: lipoma with cartilaginous metaplasia

Liposarcoma

  • Benign Tumors of Smooth Muscle

  • Epithelioid haemangioendothelioma

  • Hemangiopericytoma

  • Kaposiform haemangioendothelioma

  • Leiomyosarcoma

  • Liposarcoma

  • Lymphangioleiomyomatosis

  • Malignant myopericytoma
  • Malignant Tumors of Smooth Muscle
  • Myopericytoma
  • Pleomorphic leiomyosarcoma
  • Pleomorphic liposarcoma
  • Retroperitoneal leiomyomas versus leiomyosarcomas
  • Rhabdomyoma
  • Rhabdomyosarcoma
  • Sclerosing rhabdomyosarcoma (sclerosing pseudovascular rhabdomyosarcoma)
  • Soft tissue angiosarcoma

Benign Preperal Nerve Sheath Tumors

 

  • Benign epithelioid schwannoma

  • Granular cell tumor

  • Melanotic neuroectodermal tumor of infancy (retinal anlage tumour, melanotic progonoma)
  • Melanotic Schwannoma
  • Neurilemmoma (benign schwannoma)
  • Neurofibroma
  • Neurothekeoma (nerve sheath myxoma)
  • Perineuroma

Malignant Peripheral Nerve Sheath Tumors

 

  • Clear cell sarcoma (malignant melanoma of soft parts)

  • Epithelioid malignant peripheral nerve sheath tumor (epithelioid malignant Schwannoma)

Miscellaneous Soft Tissue Tumors

 

  • Cellular myxoma of soft tissues

  • Epithelioid sarcoma

  • Extraskeletal myxoid chondrosarcoma

  • Inflammatory myofibroblastic tumor

  • Leiomyoma

  • Leiomyosarcoma
  • Ossifying fibromyxoid tumor of soft parts
  • Parachordoma (chordoma periphericum, chordoid sarcoma)
  • Synovial sarcoma