Soft tissue

• 最常見Soft tissue tumor： Irritation Fibroma

• 最常見sacroma: Liposarcoma

• 常見的週邊神經腫瘤: Neurofibroma

• GFAP-: Palisaded encapsulated neuroma (PEN)

• Sunburst 骨膜反應

  • osteosarcoma
  • hemengioma
  • vascular malformation
  • 地中海型貧血、鐮刀型貧血

• Schwann

  • Schwannoma
  • Palisaded encapsulated neuroma (PEN)
  • Granular cell tumor(GCT)

• 可能因為 RT 而產生的腫瘤，大多也對 RT 的反應不好:

  1. 上皮:Spindle cell carcinoma
  2. 唾液腺:Mucoepidermoid carcinoma
  3. 軟組織:Undifferentiated pleomorphic sarcoma, fibrosarcoma
  4. 骨性:Osteosarcoma

• 成年人 Blast

  • Olfactory Neuroblastoma (Esthesioneuroblastoma)

• VMA

  • neuroblastoma、melanotic
    neuroectodermal tumor of infancy、MEN2B

Histology

• Granular cell

  • Congenital epulis
  • Granular cell tumor(GCT)

• touton giant cell

  • Juvenile xanthogranuloma
  • Spindle Cell Lipoma

• 嗜酸性球

  • Kimura’s disease

• 鹿角狀血管

  • Solitary Fibrous Tumor：圓細胞、collagen
  • Sinonasal-type hemangiopericytoma：spindle
  • Mesenchymal Chondrosarcoma：小藍圓、軟骨
  • Myofibroma：圓胖 spindle cell
  • Infantile Fibrosacroma

Bone

• 常見骨源性惡性腫瘤

  1. Osteosarcoma
  2. Chondrosarcoma
  3. Ewing Sarcoma

• 代謝性骨病變最常見

  1. Osteoporosis
  2. Paget’s Disease of Bone
  3. Osteomalacia / Rickets