Fig. 3From: Paraganglioma presenting as hypertension during pregnancy, proteinuria, thrombocytosis, and diabetes mellitus: a case reportA Macroscopically: a partially circumscribed mass of tissue 7 × 4.5 × 4 cm3. B Microscopically, with hematoxylin and eosin staining: composed of polygonal cells arranged as compact nests (zellballen) surrounded by a flattened layer of sustentacular cells markedBack to article page