MKI67 and neoplasm: Immunohistochemical findings: Tumor cells positive for CK (+++), Vimentin (scattered +), ATRX (+++), CD56 (+++), Syn (+++), CgA (++), P53 (scattered weak to moderate intensity +), SSTR2 (occasional +), Ki‐67 (approximately 40%+ in hot spot area), C7 (−).