Radiographic Predictors for Malignant Transformation of Inverted Papilloma
نویسندگان
چکیده
منابع مشابه
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...
متن کاملTRANSNASAL 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...
متن کاملRisk Factors of Recurrence and Malignant Transformation of Sinonasal Inverted Papilloma
Sinonasal inverted papilloma is a relatively rare disease; however, it is prevalent enough for every ENT practitioner to encounter it several times throughout medical routines. Despite the developments in experimental and clinical medicine as well as surgical techniques, our knowledge of this disease is still inadequate. With improved imaging and better diagnostic techniques, proper diagnosis a...
متن کاملMalignant transformation of sinonasal inverted papilloma: A retrospective analysis of 32 cases
Sinonasal inverted papillomas (SNIPs) are derived from the benign tumors of the epithelial cells and have the potential to recur and exhibit malignant characteristics. The aim of the present study was to investigate the clinicopathological features and prognosis of patients with malignant transformation of SNIP. A total of 32 consecutive cases, who were patients at the Department of Otorhinolar...
متن کاملBilateral inverted papilloma of the middle ear with intracranial involvement and malignant transformation: first reported case.
Inverted (Schneiderian) papilloma (IP) is a benign but locally aggressive tumor that is typically located in the sinonasal tract. Middle ear involvement and intracranial extension are rare. We present a patient with a history of a completely resected right nasal cavity IP that returned 7 months later with hearing loss, bilateral aural fullness, and right-sided facial weakness. Work-up revealed ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Neurological Surgery Part B: Skull Base
سال: 2018
ISSN: 2193-6331,2193-634X
DOI: 10.1055/s-0038-1633456