Diagnostic Immunohistochemistry

 

 

 

Tumor by Organ

 

Gastrointestinal Tract

 

Esophagus

 

  • Adenocarcinoma

  • Adenoid cystic carcinoma

  • Carcinosarcoma

  • Leiomyosarcoma

  • Melanoma, mucosal

  • Merkel cell carcinoma of the oesophagus

  • Oesophageal epithelium

  • Undifferentiated cancer

Stomach

 

  • Adenocarcinoma

  • Gastric adenocarcinoma

  • Gastrointestinal autonomic nerve tumor

  • Gastrointestinal carcinoid
  • Gastrointestinal glomus tumors
  • Leiomyosarcoma
  • Lymphosarcoma
  • Reticulosarcoma
  • Undifferentiated cancer

Intestine

 

  • Adenocarcinoma

  • Carcinoid tumors of duodenum and ampulla of Vater

  • Gastrointestinal stromal tumor of the small intestine, including duodenum

  • Gastrointestinal stromal tumor of the soft tissue
  • Leiomyosarcoma
  • Lymphosarcoma
  • Mucous adenocarcinoma
  • Reticulosarcoma
  • Undifferentiated cancer

Colon

 

  • Benign fibroblastic polyps of the colon

  • Colonic adenocarcinoma

  • Combined hepatocellular-cholangiocarcinoma

  • Gastrointestinal stromal tumor of the colon

  • Leiomyosarcoma

  • Malignant carcinoid

  • Mucous adenocarcinoma

  • Paget's disease

Rectum and Anus

 

  • Adenocarcinoma

  • Gastrointestinal stromal tumor of the anorectum

  • Melanoma, mucosal (rectum)