A 45-year-old man presented with right-sided epiphora and swelling of his right medial lower eyelid area beginning in August 2013. [ncbi.nlm.nih.gov]

The most common clinical presentation of IP is unilateral nasal obstruction and epistaxis, such symptoms that arise as a result of lateral nasal wall involvement (15–17). [frontiersin.org]

In the present study, with the mean duration of follow up of 41 months, recurrence after exclusive trans nasal endoscopic resection is 21.4 %. [docksci.com]

[…] papilloma Exophytic papilloma Oncocytic papilloma Frequency Most common Second most common Least common Location Lateral nasal wall / paranasal sinus Nasal septum Lateral nasal wall / paranasal sinus Male to female ratio 2 - 3:1 10:1 1:1 Most common age of presentation [pathologyoutlines.com]

• Rhinitis

  Statistical Analysis Age, sex, tobacco and alcohol exposure, allergic rhinitis, CRS, prior sinus surgeries, and location were evaluated for their potential to predict the subtype of papilloma. [ncbi.nlm.nih.gov]

• Frontal Headache

  However, patients with inverting papillomas confined to the sphenoid sinus often manifest with occipital/frontal headaches or retro-orbital pain radiating downward towards the neck. [frontiersin.org]

• Confusion

  Although these are relatively rare lesions, their association with carcinoma and their tendency to be confused with more common lesions make this topic important for all practitioners. [pubmed.ncbi.nlm.nih.gov]

The role of endoscopic surgery in the treatment of nasal inverted papilloma. Constantino Gde T, Abdo TT, Romano FR, Voegels RL, Butugan O. Constantino Gde T, et al. [pubmed.ncbi.nlm.nih.gov]

Waitz G, Wigand ME (1992) Results of endoscopic sinus surgery for the treatment of inverted papillomas. Laryngoscope 102:917–921 34. Stankiewicz JA, Girgis SJ (1993) Endoscopic surgical treatment of nasal and paranasal sinus Inverted Papilloma. [docksci.com]

Mitomycin C in the treatment of a Schneiderian (inverted) papilloma of the lacrimal sac. Int Ophthalmol. 2010;30(3):303–305. doi: 10.1007/s10792-009-9314-y. [PubMed] [CrossRef] [Google Scholar] 15. Hyams VJ. [ncbi.nlm.nih.gov]

Objectives Clinical manifestations, diagnostic procedures, and treatment of a rare case of OSP originating from the sphenoid sinus are reported. [frontiersin.org]

Complete surgical excision through endoscopic surgery or open radical procedure is the treatment of choice (Clin Otolaryngol 2006;31:499) Aim is to completely remove all diseased mucosa; lateral rhinotomy and medial maxillectomy may be required for inverted [pathologyoutlines.com]

[…] oncocytic types predominantly affect lateral nasal wall or paranasal sinuses Inverted papilloma may secondarily extend to nonsinonasal sites, e.g. pharynx, ear, cranial cavity Sinonasal papilloma is usually unilateral; bilateral involvement is rare Etiology [pathologyoutlines.com]

In 1991, the World Health Organization classified sinonasal papillomas into three distinct histopathological subtypes: exophytic, inverted, and oncocytic.5 The purpose of this study is to clarify the etiology, histopathology, clinical behavior, malignant [ncbi.nlm.nih.gov]

In inverted Papillomas HPV more likely represents incidental colonization than an etiological factor. Virchows Arch. (2011) 459:529. doi: 10.1007/s00428-011-1139-1 PubMed Abstract | CrossRef Full Text | Google Scholar 26. [frontiersin.org]

Keywords Sinonasal inverted papilloma  Exclusive transnasal endoscopic excision  Endoscopic assisted open surgery Introduction Inverted papilloma of the nasal cavity and paranasal sinuses is a benign epithelial tumor of unknown etiology, Sinonasal inverted [docksci.com]

[…] classification include: All types: Schneiderian papilloma and epithelial papilloma Exophytic type: transitional cell papilloma, fungiform papilloma, Ringertz papilloma and septal papilloma Oncocytic type: cylindrical cell papilloma and columnar cell papilloma Epidemiology [pathologyoutlines.com]

Buchwald C, Franzmann MB, Tos M (1995) Sinonasal papillomas: a report of 82 cases in Copenhagen county, including a longitudinal epidemiological study. Laryngoscope 105:72–79 22. [docksci.com]

In some cases, the drilling of the tumour growth zone is necessary to prevent a recurrence, once it was identified during the surgery. [frontiersin.org]