CA19.9
Use
CA19.9 antigen has been demonstrated in various normal tissues such as ductal epithelium of the breast, kidney, salivary gland, sweat glands, respiratory epithelium of the lung, colon epithelium, pancreatic acini and ducts, and more. It is positive in gastrointestinal carcinomas and other types of carcinomas including those of the bladder, gallbladder, lung, thyroid, and endometrial.
Special Instructions
For Tech Only service level. Block and slide identifiers must be clearly written and match the specimen ID and labeling on the requisition.
Limitations
Interpretive results may vary based on tumor heterogeneity and expression levels in non-malignant tissues. Staining might be influenced by specimen fixation and processing.
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
A formalin-fixed, paraffin-embedded tissue block is preferred or one unbaked, unstained slide for H&E staining and two to three positively charged unstained slides.
Storage Instructions
Use cold pack for transport, avoiding direct contact with the specimen.