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Fig. 3 | Journal of Medical Case Reports

Fig. 3

From: Abdominal nonfunctional paraganglioma in which succinate dehydrogenase subunit B (SDHB) immunostaining was performed: a case report

Fig. 3

a Hematoxylin and eosin (HE) staining demonstrated that the tumor cells were microgranular and contained hyaline globules, and they proliferated in a Zellballen pattern. (HE, ×200) b Immunostaining showing high positivity of the tumor cells for chromogranin A (CGA). (CGA, ×200) c The presence of Ki67-positive cells in 3% of the tumor. (Ki67, ×400) d Elastic van Gieson (EVG) 2-positive cells indicating vascular invasion. (EVG2, ×200)

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Journal of Medical Case Reports

ISSN: 1752-1947