Stains Flashcards
Expression of CK 5/6
Expression of CK 5/6
- Mesothelioma
- Squamous/Basal Cell Carcinoma
- Salivary Gland Tumor
- Breast
- Skin Adnexa
- Urothelial Carcinoma
- Thymoma
- Endocervical Adenocarcinoma
- Synovial Sarcoma (+/-)
TFE3
TFE3
- Alveolar Soft Part Sarcoma (98%)
- Renal Cell Carcinoma With Xp11.2 Translocation (97%)
- Renal Cell Carcinoma t(X;1)(p11;q21) (76%)
- Epithelioid Hemangioendothelioma (75%)
- Granular Cell Tumor (68%)
EPITHELIAL TUMORS THAT COEXPRESS CYTOKERATIN AND VIMENTIN
EPITHELIAL TUMORS THAT COEXPRESS CYTOKERATIN AND VIMENTIN
- Thyroid Carcinoma
- Endometrial Carcinoma
- Renal Cell Carcinoma
- Mesothelioma
- Myoepithelial Carcinoma
- Metaplastic Breast Carcinoma
- Sarcomatoid Carcinoma
MESENCHYMAL TUMORS THAT COEXPRESS CYTOKERATIN AND VIMENTIN
MESENCHYMAL TUMORS THAT COEXPRESS CYTOKERATIN AND VIMENTIN
- Synovial Sarcoma
- Epithelioid Sarcoma
- Epithelioid Angiosarcoma
- Desmoplastic Small Round Cell Tumor
- Leiomyosarcoma
- Malignant Rhabdoid Tumor
- Chordoma
- Adamantinoma
BREAST DIRECTED IMMUNOMARKERS
BREAST DIRECTED IMMUNOMARKERS
- GROSS CYSTIC DISEASE FLUID PROTEIN 15 (GCDFP15)
- MAMMAGLOBIN
- NYBR 1
- GATA 3
- TFF 1
GATA3
GATA3 (nuclear)
- Breast carcinoma
- Urothelial carcinoma
- Cutaneous Basal cell carcinoma
- Cutaneous squamous carcinoma
- Trophoblastic tumors
- Endodermal sinus tumor
- Chromophobe renal cell carcinoma
- Pancreatic ductal adenocarcinoma
- Salivary gland ductal carcinoma
- Paraganglioma
ER Positive Tumors
ER Positive Tumors
- Breast
- Ovarian
- Endometrial
- Lung
PANEL OF IMMUNOMARKERS FOR THE DISTINCTION OF CK7+/ER+TUMORS
PANEL OF IMMUNOMARKERS FOR THE DISTINCTION OF CK7+/ER+TUMORS
GASTRO-INTESTINAL TRACT DIRECTED IMMUNOMARKERS
GASTRO-INTESTINAL TRACT DIRECTED IMMUNOMARKERS
- CDX2
- SATB2 (colon)
- CDH17
- CK17
- Villin
- EMERGING MARKER: LEF1
SATB2
SATB2
- Nuclear matrix – associated transcription factor and epigenetic regulator
- Positive in small bowel and colon adenocarcinoma
- Positive in lower GI neuroendocrine
- Expressed in majority of colorectal tumors including most poorly differentiated tumors
- Negative in upper GI and pancreatic tumors
- Ovarian, breast and lung adenocarinoma low
- Sensitive marker of osteoblastic differentiation
- Special AT-rich sequence binding protein 2
CADHERIN-17 (CDH 17) LIVER-INTESTINE CADHERIN
CADHERIN-17 (CDH 17) LIVER-INTESTINE CADHERIN
- Calcium-dependent transmembrane glycoprotein
- Mediates cell – cell adhesion and acts as intestinal peptide transporter
- Expressed in normal glandular epithelium of GI tract and normal pancreatic ducts
- Normal Colon/Small Intestine (100%)
- Adenocarcinoma, Colon/Rectum (98%)
- Lymphoepithelioma-like Carcinoma, Colon/Rectum (89%)
- Adenoma, Metanephric (81%)
- Adenocarcinoma, Bladder (70%)
- Adenocarcinoma, Esophageal (67%)
LEF-1 EXPRESSION
LEF-1 EXPRESSION IN COLORECTAL TUMORS
- LEF-1 is a TCF genes, activator (Lymphoid enhancer factor – 1/T cell factor)
- LEF-1 is a DNA binding protein that interacts with β catenin and activates Wnt–responsive target genes
- a/w KRAS mutation
- Pancreatoblastoma (100%)
- Solid Pseudo Papillary Tumor, Pancreas (100%)
- CLL/SLL (89%)
- Squamous Cell Carcinoma, Oropharynx (63%)
- Adenocarcinoma, Colon/Rectum (37%)
- DLBCL, Richter Transformation (21%)
- DLBCL, NOS (16%)
IMMUNOMARKERS FOR GASTROINTESTINAL
TUMORS
IMMUNOMARKERS FOR GASTROINTESTINAL
TUMORS
PANCREATIC MARKERS
PANCREATIC MARKERS
- CK17:
- Low molecular weight Cytokeratin – myoepithelial cell and basal cells
- Pancreatic DADC + 60%
- S100P:
- Belongs to the family S100 calcium binding protein
- 95 amino acid protein purified from human placenta
- Pancreatic DADC + 90%
- Maspin :
- (Serpin B5) Tumor supressor gene
- Pancreatic DADC - +
- pVHL (Von Hippel – Lindau)
- Tumor Supervisor gene
- Pancreatic DADC - +
- IMP3:
- Oncofetal RNA – binding protein
- Pancreatic DADC - +
- MUC5 AC:
- High molecular weight Glycoprotein of mucin family
- Pancreatic DADC +
DISTINCTION OF PANCREATIC DUCTAL
ADENOCARCINOMA FROM CHRONIC PANCREATITIS
DISTINCTION OF PANCREATIC DUCTAL
ADENOCARCINOMA FROM CHRONIC PANCREATITIS
LIVER DIRECTED IMMUNOMARKERS
LIVER DIRECTED IMMUNOMARKERS
- Hep PAR1
- GLYPICAN -3
- ARGINASE 1
HEPATOCELLULAR CARCINOMA MARKERS
HEPATOCELLULAR CARCINOMA
- Glypican - 3
- HePAR 1
- Arginase -1
- Alpha feto protein
- CDIO
- pCEA
- CD 34
- Glutamine Synthetase
- Heat shock protein 70
ANTIBODIES TO IDENTIFY
HEPATOCELLULAR DIFFERENTIATION
ANTIBODIES TO IDENTIFY
HEPATOCELLULAR DIFFERENTIATION
IMMUNOMARKERS FOR CONFIRMING
HEPATOCELLULAR DIFFERENTIATION
IMMUNOMARKERS FOR CONFIRMING
HEPATOCELLULAR DIFFERENTIATION
DISTINCTION OF CHOLANGIOCARCINOMA FROM METASTATIC TUMORS
DISTINCTION OF CHOLANGIOCARCINOMA FROM METASTATIC TUMORS
Metastatic Prostate Carcinoma Markers
Metastatic Prostate Carcinoma
- PSA
- PAP
- Prostein
- NKX.3