• Immunohistochemistry (IHC)
Antibody to synaptophysin reacts with neuroendocrine neoplasms of neural as well as epithelial types. In combination with chromogranin A and NSE antibodies, the antibody to synaptophysin is very useful in the identification of normal neuroendocrine cells and neuroendocrine neoplasms.
Turnaround time
1 Day

Level of Service

  • Technical Only
New York Approved: Yes

Specimen Requirements

A formalin-fixed, paraffin-embedded (FFPE) tissue block is preferred specimen type or one (1) unbaked, unstained slide for H&E staining (required) and two to three (2-3) positively charged unstained slides (all cut at 4-5 microns) for each test/antibody ordered. Block and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.

Storage and Transportation

Use cold pack for transport, making sure cold pack is not in direct contact with specimen. NYS clients please provide date and time of Collection.

CPT Code(s)*

88342 x 1 or 88341 x 1

*The CPT codes provided with our test descriptions are based on AMA guidelines and are for informational purposes only. Correct CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed.

Last Updated: January 22, 2025

Get in touch

Our Client Services team is on hand to help. Please call us at 866.776.5907, Option 3.