Reference range(s)
The reference ranges listed below are valid on this date of April 19, 2024.
Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
---|---|---|---|---|---|---|---|---|---|
Chromogranin A | ALL | 0-103 | 0-103 | ng/mL | This test is... Note1 |
Note1:
This test is performed using the BRAHMS CGA II
Kryptor kit. Results obtained with different methods or kits cannot be used interchangeably
Results cannot be interpreted as absolute evidence of the presence or absence of malignant disease
Nontumor-related elevations of Chromogranin A can be observed in gastrointestinal, cardiovascular, and renal disorders, as well as with proton pump inhibitor (PPI) therapy. It is recommended to stop
PPI treatment for at least two weeks prior to testing
Moderate H2-receptor antagonist therapy does not lead to significant elevations of Chromogranin A..