Contact Us 1-800-539-6119

Hablamos Español

LabCorp and Quest are both open and taking extra precautions to service Walk-In Lab customers. 

In the near future Walk-In Lab will be providing Quest COVID-19 Antibody testing.  Learn more.

Chromogranin A Serum Test

A Chromogranin A Serum Test is used to detect neuroendocrine cancers.

Sample Report

Test Code: 140848

Also Known As:

Methodology: Enzyme-linked immunosorbent assay (ELISA)

Preparation: No special preparation required.

Test Results: 3-4 days. May take longer based on weather, holiday or lab delays.


The chromogranin A (CgA) test is used as a tumor marker. . It may also be used to detect the presence of other tumors arising from neuroendocrine cells.

Trusted, Secure, & Confidential

Shop All Tests

Today's Offers