What is the mechanism of appy's product to detect appendicitis?
The marker is calprotectin (Myeloid Related Protein, MRP8/14). It is a non-specific indicator for inflammation and has been used for gingivitis, acute coronary syndrome and the ELISA (immunoassay) has been available from a number of companies for many years. This is from 2003:
That's exactly my point. The marker is used for dozens of other medical conditions. MRP 8/14 is a non-specific indicator of inflammation. The implications of this should be obvious to anyone with a modicum of medical knowledge.