Fig. 3From: Pheochromocytoma with Takotsubo Syndrome and acute heart failure: a case reportA tumor cells in a nested arrangement and surrounded by fibrovascular stroma; B tumor cells with basophilic glandular cytoplasm without atypia; chromogranin A positivity; C synaptophysin positivity; D CD56 positivity. Chromogranin A, synaptophysin and CD56 are neuroendocrine markersBack to article page