Inverted papilloma of the sphenoid sinus – case report
Acta Oto-Laryngologica Case ReportsInverted papilloma is a histologically benign tumor. Nonetheless, it has a high rate of recurrence, local aggressiveness, and the potential for malignant transformation, especially into squamous cell carcinoma.
João Velez +2 more
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Human papillomavirus in sinonasal inverted papillomas and squamous cell carcinoma of the larynx. In situ hybridization with human papillomaviruses DNA probes [PDF]
, 2010 Background and Purpose: a substantial number of studies have reported evidence on the involvement of human papillomaviruses (HPV) in oral and sinonasal papillomas and carcinomas.
MARIAN DANILEWICZ +2 more
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NF-Y loss triggers p53 stabilization and apoptosis in HPV18-positive cells by affecting E6 transcription [PDF]
, 2016 The expression of the high risk HPV18 E6 and E7 oncogenic proteins induces the transformation of epithelial cells, through the disruption of p53 and Rb function.
Basile, Valentina +5 more
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A novel protein isoform of the RON tyrosine kinase receptor transforms human pancreatic duct epithelial cells. [PDF]
, 2016 The MST1R gene is overexpressed in pancreatic cancer producing elevated levels of the RON tyrosine kinase receptor protein. While mutations in MST1R are rare, alternative splice variants have been previously reported in epithelial cancers.
Babicky, M +10 more
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Proptosis due to otolaryngology causes a study [PDF]
, 2013 Proximity of orbit to nose and paranasal sinuses makes it rather vulnerable to insults due to otolaryngological causes. The medial wall of orbit (Lamina papyracea) is rather paper thin and ithappens to form the lateral wall of anterior ethmoid air cells.
Kothandaraman, Kamakshi +1 more
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Complement Component C3 and Complement Factor B Promote Growth of Cutaneous Squamous Cell Carcinoma [PDF]
, 2017 Cutaneous squamous cell carcinoma (cSCC) is one of the most common metastatic skin cancers with increasing incidence. We examined the roles of complement component C3 and complement factor B (CFB) in the growth of cSCC. Analysis of cSCC cell lines (n = 8)
Farshchian, Mehdi +11 more
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Multiple Cutaneous Inverted Papilloma in a German Shepherd Dog [PDF]
Iranian Journal of Veterinary Surgery, 2012 Case Description- In this clinical report, occurrence of a rare case of canine cutaneous inverted papilloma was discussed. A 4-year-old, intact, male German shepherd dog was presented with multiple skin lesions, located on the inguinal region near the ...
Reza kheirandish +4 more
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Transitional cell carcinoma of the ureter with inverted proliferation accompanied with papillary bladder tumor: a case report [PDF]
, 2001 85歳女.右側腹部痛と肉眼的血尿を主訴とした.超音波検査では右尿管は全長にわたり拡張し, 下部尿管内に腫瘤を認めた.骨盤CTでも下部尿管内腫瘍が認められたが尿管外への浸潤はなかった.経尿道的膀胱腫瘍切除術を行った後, 右腎尿管全摘, 膀胱部分切除術を施行した.病理組織所見から, 乳頭状膀胱癌を伴った内反型尿管移行上皮癌であったが, 多発した移行上皮癌が異なる増殖形態をとり得ることを示す症例と考えられたAn 85-year-old female was referred to our hospital ...
小林, 剛 +4 more
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Inverted papilloma of the nose and paranasal sinuses
International Journal of Medicine and Health Development, 2003 Background: There has been some difficulty distinguishing inverted papilloma (IP) of the nose and paranasal sinuses from other nasal tumors. Confusion exists because IP are uncommon tumors, mimic nasal polyps and nasal malignant growths and also vary in ...
Nnennia Mgbor, Wilson I B. Onuigbo
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