Intestinal Type Adenocarcinoma from Inverted Papilloma

Sinonasal undifferentiated carcinoma originating from inverted papilloma

RATIONALE Sinonasal inverted papilloma (IP) is a locally aggressive tumor found in the schneiderian membrane, lining the nasal cavity and paranasal sinuses. PATIENT CONCERNS We report a case of a 63-year-old woman with undifferentiated carcinoma (UC) arising in an IP in the left maxillary sinus. DIAGNOSES The preoperative diagnosis was IP of the maxillary sinus. INTERVENTIONS We performed...

Inverted Papilloma of Nose

TRANSNASAL ENDOSCOPIC APPROACH FOR SINONASAL INVERTED PAPILLOMA

Inverted papillomas of the nose and paranasal sinuses are uncommon neoplasms, characterized by their tendency to occur and by their association with malignancy. In the past decade there has been a trend toward the use of endoscopic surgical techniques in the management of these tumors. This article presents the results of a prospective study of24 patients with inverted papilloma resected by...

Optimum management of inverted papilloma.

Surgery offers the optimum modality of treatment for inverted papilloma although a considerable range of operative approaches have been described. The results are presented in a cohort of 37 cases treated by both endoscopic and combined endoscopic and external approaches with a recurrence rate of eight and 21 per cent respectively. This series is compared with those in the literature and demons...

Multiple Cutaneous Inverted Papilloma in a German Shepherd Dog

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 root of penis, which have been progressively growing since two months ago. In close examination of the lesions multiple, firm, painful, and cup-s...