22 April 2026
: Case report 
Diagnostic Approaches to Adult Cystic Nephroma: Insights From Two Cases
Challenging differential diagnosis, Rare disease
Madalina Bosoteanu AE 1,2, Raluca Ioana Vodă EF 3,4*, Cristian Ionut Orășanu
EF 1,4, Luana-Andreea Nurla EF 5, Nicolae Ciufu BE 6,7
DOI: 10.12659/AJCR.950808
Am J Case Rep 2026; 27:e950808
Figure 4 Microscopic features of case 2. (A) Renal parenchyma (black asterisk) containing numerous cystic spaces (red asterisks) (hematoxylin and eosin stain, 50× magnification). (B) Residual renal tubules within the tumor stroma (red arrows) (hematoxylin and eosin stain, 50× magnification). (C) Flattened (red arrow) and hobnail epithelium (black arrow) lining a fibromuscular stroma with ovarian-type areas (asterisk) (hematoxylin and eosin stain, 200× magnification).