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Diagnosis and treatment diagram for gallbladder neuroendocrine carcinoma. CgA = chromogranin A, CK = and cytokine, CT = computed tomography, EMA = epithelial membrane, HE = hematoxylin-eosin, LN = lymph node, MRI = magnetic resonance imaging, PET = positron emission tomography, Syn = synaptophysin, US = ultrasound.
