Inverted Papilloma in the Sphenoethmoidal Recess

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...

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...

Malignant inverted papilloma of the urinary bladder: the histopathological aspect of malignant potential of inverted papilloma.

To investigate the histopathological characteristics of inverted papillomas of the urinary bladder, including the possibility of malignant transformation, we studied the indicators of cellular proliferation activity in 7 inverted papillomas of the bladder including two cases of malignant inverted papilloma of the bladder. PCNA expression rates in two cases of malignant inverted papilloma were h...

Inverted Papilloma Isolated in the Nasopharynx

Inverted Papilloma (IP) is an uncommon benign sinonasal neoplasm of a particular interest because of its capacity to recur and undergo malignant transformation. It affects usually the lateral nasal wall, but rarely develops in the nasopharynx. We report a case of a well-defined polypoidal lesion of the nasopharynx presented with decreased hearing secondary to unilateral middle ear effusion. It ...