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Fig. 1. | BMC Surgery

Fig. 1.

From: The choice of endoscopic surgical approach and four steps of operation of inverted papilloma of the maxillary sinus

Fig. 1.

39 years-female. The first preoperative CT revealed hyperostosis and soft tissue shade of MS (A), the second postoperative CT revealed hyperostosis and IP recurrence at first postoperative 6 months (B), the second postoperative CT and MRI revealed hyperostosis and IP recurrence of MS (C and D) at second postoperative 6 months, the third preoperative CT revealed hyperostosis and IP recurrence of MS at second postoperative 10 months(E), the third postoperative CT revealed thickened mucosa at third postoperative 38 months (F). Red arrows indicated hyperostosis

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