Results 11 to 20 of about 6,056 (240)

A Case of Esophageal Squamous Cell Carcinoma Arising from Esophageal Squamous Papilloma [PDF]

open access: yesClinical Endoscopy, 2019
Squamous papilloma is a common benign tumor of the esophagus. Patients with papilloma are usually asymptomatic, and they are diagnosed incidentally during esophagogastroduodenoscopy.
Jae Yeong Cho   +3 more
doaj   +2 more sources

Malignant transformation of canine oral papillomavirus (CPV1)-associated papillomas in dogs: An emerging concern? [PDF]

open access: yesPapillomavirus Research, 2018
Canine oral papillomavirus (CPV1, also known as COPV), the most common cause of non-neoplastic papillomas, has not been shown to cause squamous cell carcinomas (SCC).
Tuddow Thaiwong   +5 more
doaj   +2 more sources

Human papilloma virus detection by immunohistochemistry on sinonasal papillomas and nasopharyngeal carcinomas: Report on 26 cases

open access: yesArchives of Medicine and Health Sciences, 2013
Background : Human papilloma virus (particularly HPV 6 and 11) has been documented in 20% to 76% of nasopharyngeal papillomas. HPV is also associated with 25% keratinizing nasopharyngeal squamous cell carcinoma detected by studies using techniques of ...
Carol Dsouza   +2 more
doaj   +2 more sources

The evaluation of human papillomavirus and p53 gene mutation in benign and malignant conjunctiva and eyelid lesions.

open access: yesFolia Histochemica et Cytobiologica, 2011
Papillomas and squamous cell carcinomas are the most common conjunctival and eyelid lesions. The etiology is still unclear and recently human papillomavirus infection and p53 gene mutation have been taken into consideration.
Skawronska Małgorzata   +5 more
doaj   +4 more sources

Downregulation of major histocompatibility complex class I in bovine papillomas [PDF]

open access: yes, 2004
Bovine papillomavirus (BPV) induces papillomas in cattle; in the great majority of cases, these regress due to the host immune response, but they can persist and progress to malignancy.
Marchetti, B   +5 more
core   +1 more source

Impact of human papillomaviruses (HPV) on recurrence rate and malignant progression of sinonasal papillomas

open access: yesCancer Medicine, 2021
Sinonasal papillomas are characterized by their potential for frequent recurrences and malignant progression. Currently, the role of human papillomavirus (HPV) infection in sinonasal papillomas is unclear. A study was conducted to elucidate the impact of
Anja Paehler vor der Holte   +4 more
doaj   +1 more source

Human Papillomavirus as a Risk Factor for Oropharyngeal Squamous Cell Carcinoma

open access: yes, 2022
Most human papillomavirus (HPV) infections are low risk; some are even asymptomatic, whilst others cause benign papillomas, although these papillomas can persist over time and can be challenging to limit in immunocompromised individuals.
Marsh, E.
core   +1 more source

D2-40 AS A POTENTIAL MARKER THAT DIFFERENTIATE VERRUCOUS CARCINOMA FROM SQUAMOUS CELL PAPILLOMA

open access: yesThe Iraqi Journal of Medical Sciences, 2016
Background: Verrucous carcinoma is a distinct variant of oral squamous cell carcinoma characterized by slow growth and rare metastases. It may present diagnostic difficulties as it may be inaccurately diagnosed as squamous cell papilloma.
Bashar H Abdullah
doaj   +4 more sources

Immune status, strain background, and anatomic site of inoculation affect mouse papillomavirus (MmuPV1) induction of exophytic papillomas or endophytic trichoblastomas. [PDF]

open access: yesPLoS ONE, 2014
Papillomaviruses (PVs) induce papillomas, premalignant lesions, and carcinomas in a wide variety of species. PVs are classified first based on their host and tissue tropism and then their genomic diversities.
John P Sundberg   +8 more
doaj   +1 more source

Clinical periodontal diagnosis

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases include pathological conditions elicited by the presence of bacterial biofilms leading to a host response. In the diagnostic process, clinical signs such as bleeding on probing, development of periodontal pockets and gingival recessions, furcation involvement and presence of radiographic bone loss should be assessed prior ...
Giovanni E. Salvi   +5 more
wiley   +1 more source

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