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/EKv6pdRXkAEgEmS.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
![Inverted urothelial papilloma of the upper urinary tract: description of two cases with systematic literature review | Diagnostic Pathology | Full Text Inverted urothelial papilloma of the upper urinary tract: description of two cases with systematic literature review | Diagnostic Pathology | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs13000-020-00961-9/MediaObjects/13000_2020_961_Fig1_HTML.png)