title: [Chromogranin A (CgA) - characteristic of the currently available laboratory methods and conditions which can influence the results].
abstract: Chromogranin A is a main, nonspecific neuroendocrine tumor marker (NET). It's estimation was applied for diagnostic purposes and for monitoring the treatment of NET. Currently few commercial assays are available allowing measurement of CgA concentration in serum or plasma. These methods have various sensitivity and specificity and differ in many analitycal parameters. Numerous factors and pathologies may influence the outcome of the CgA measurement. Therefore, a review article on this matter may be useful for clinical and laboratory practice.
authors.affiliation: Klinika Endokrynologii, Centrum Medycznego Kształcenia Podyplomowego, Warszawa.
authors.forename: Piotr
authors.initials: P
authors.lastname: Glinicki
authors.forename: Wojciech
authors.initials: W
authors.lastname: Jeske
mesh_terms: D014408:Biomarkers, Tumor / Q000097:blood*; D001774:Blood Chemical Analysis / Q000379:methods*; D053379:Chromogranin A / Q000097:blood*; D006801:Humans; D018358:Neuroendocrine Tumors / Q000097:blood / Q000175:diagnosis; D012680:Sensitivity and Specificity
chemical_list: D014408:Biomarkers, Tumor; D053379:Chromogranin A