case_images: PMC8419350_01
case_images: Contrast enhancement T1-weighted MR imaging showed that the tumor invaded the parapharyngeal space and nasopharynx (A-C); (D) Electronic nasopharyngoscope showed new organization in the nasopharynx.
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case_images: March 21, 2019, the patient went to our hospital again because of nasal obstruction, headache, and dizziness. MRI of the nasopharynx showed that the right parapharyngeal space, nasopharynx, and ethmoid sinus were changed, and the possibility of recurrence was considered (Figure 1).
case_images: (A) H&E staining of local canceration of the inverted papilloma (x100); (B) H&E staining of local canceration of the inverted papilloma (x400).
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case_images: The biopsy showed local canceration of the IP (Figure 2).
case_images: After three cycles of anlotinib treatment, the August 2019 contrast enhancement T1-weighted MR imaging showed the primary tumor was significantly reduced (A-C).
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case_images: f3
case_images: Two months later, the tumor was significantly reduced (Figure 3), and the patient's nasal obstruction, dizziness, and headache were obviously relieved.