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#498 Limitations of Chromogranin A in Clinical Practice

Introduction: Chromogranin-A (CgA) is the most accurate marker for the histological diagnosis of neuroendocrine tumors (NETs). However diagnostic usefulness of circulating CgA is controversial as several conditions, both neoplastic and non-neoplastic, may induce false positive increases of this marker.

Conference: 9th Annual ENETSConcerence (2012)

Presenting Author:

Authors: Marotta V, Nuzzo V, Ferrara T, Zuccoli A, Del Prete M,

Keywords: Chromogranin A, neuroendocrine tumor, false positive marker,