PMC4719791_01
A: Paraganglioma cells have eosinophilic cytoplasm and ovoid nuclei, separated by a conspicuous vascular network. B: Higher magnification showing the eosinophilic cytoplasm and ovoid nuclei.
gr1.jpg
PMC4719791_01_gr1.jpg
fig1
A histopathologic examination of the surgical specimen performed in the Pathology Department revealed paraganglioma and a biopsy showed the margins were affected by neoplasia (Figs. 1 and 2).
Arrow showing the 'zellballen' (cell ball) pattern.
gr2.jpg
PMC4719791_01_gr2.jpg
fig2
A histopathologic examination of the surgical specimen performed in the Pathology Department revealed paraganglioma and a biopsy showed the margins were affected by neoplasia (Figs. 1 and 2).