04 February 2022
: Case report 
Value of a Multidisciplinary Approach in Sinonasal Inverted Papilloma with Extensive Ossification
Challenging differential diagnosis, Diagnostic / therapeutic accidents, Unusual setting of medical care, Unexpected drug reaction, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Bianca Barioglio1BE, Gaetano Paolino1BF, Ilaria Girolami2E, Elena Bariani1E, Nicola Santonicco1F, Stefano Marletta1B, Serena Ammendola1B, Matteo Brunelli1A, Daniele Marchioni3A, Pasquale Pisapia4D, Albino Eccher5A*, Gabriele Molteni3ADGDOI: 10.12659/AJCR.934149
Am J Case Rep 2022; 23:e934149
Figure 1. Sagittal MRI scan (A) and transverse CT scan (B) of the facial bones reveal a solid lobated lesion with extensive ossification, occupying most of the right nasal cavity. Erosion of the ethmoid bone and septal deviation are clearly visible (arrow). Histology shows an inverted papilloma with massive deposition of mature bone tissue. Hematoxylin and Eosin, 25× (C) and 100× (D) magnification.