Article medicale Tunisie, Article medicale inverted papilloma; nasal cavity; sarcomatoid carcinoma; pathology
![Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic](https://pbs.twimg.com/media/ELGnLU8WwAEiMJi.jpg)
Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic
![Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic](https://pbs.twimg.com/media/ELGnLU8WwAAlj_d.jpg)
Johns Hopkins Pathology on Twitter: "Inverted sinonasal papilloma. Sinonasal papillomas are benign epithelial neoplasms arising from sinonasal mucosa and usually present in pts 30-60 y/o, more often male. There are inverted, exophytic
![Cureus | Inverted Sinonasal Papilloma Involving the Middle Ear with Evidence of Squamous Cell Carcinoma Cureus | Inverted Sinonasal Papilloma Involving the Middle Ear with Evidence of Squamous Cell Carcinoma](https://assets.cureus.com/uploads/figure/file/86811/24593c2003a011ea809b4b4e3bdcc5c0-2-left-maxillary-inverted-papilloma-mild-epithelial-dysplasia.jpg)