Abstract：
Inverted sinonasal papilloma is an infrequent tumor that mostly affects the elder group of 40-50 yr. This tumor is distinguished from other sinonasal tumors by three characteristics: a high rate of recurrence, carcinomatous changes, and a high potential for local destruction. In 40% of cases of inverted sinonasal papilloma showed an association with the human papillomavirus and considered as the main etiological agent. Here, we present a case of a 36-year-old male presented with pus discharge from the right upper back teeth region in the past 1 year. Correlating with clinical, radiographical features, a diagnosis of the Inverted sinonasal papilloma.
摘要：
鼻窦内翻性乳头状瘤是一种罕见的肿瘤，主要影响40-50岁的老年人。这种肿瘤与其他鼻窦肿瘤的区别在于三个特征：高复发率，癌变，和很高的局部破坏潜力。在40％的鼻窦内翻性乳头状瘤病例中，表现出与人乳头瘤病毒有关，并被认为是主要的病因。这里,我们介绍了一例36岁男性，在过去1年中出现了右上后牙区域的脓液排出。与临床相关，影像学特征，鼻窦内翻性乳头状瘤的诊断.
