22 October 2025
: Case report 
Refractory Renovascular Hypertension from Paraganglioma: A Case Report
Mistake in diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Educational Purpose (only if useful for a systematic review or synthesis), Rare coexistence of disease or pathology
Ayako Shimizu ABEF 1, Kota Kakeshita
ABEF 1, Teruhiko Imamura AEF 1*, Sayaka Murai BE 1, Hidenori Yamazaki E 1, Hiroshi Ueno BE 1, Tsutomu Koike ABEF 1, Koichiro Kinugawa AE 1
DOI: 10.12659/AJCR.949663
Am J Case Rep 2025; 26:e949663
Figure 4 Histopathological findings of the resected paraganglioma(A) Tumor cells showed nested growth with abundant, granular, eosinophilic cytoplasm and pleomorphic nuclei (Hematoxylin-Eosin stain, original magnification ×400). (B) Chief cells stained with chromogranin A (immunohistochemistry for chromogranin A, original magnification ×400). (C) Sustentacular cells stained with S-100 (immunohistochemistry for S-100, original magnification ×400).