Results 31 to 40 of about 22,764 (161)

Accuracy of magnetic resonance imaging in defining dentate line in anal fistula

open access: yesBMC Medical Imaging, 2022
Purpose To retrospectively assess the accuracy of magnetic resonance imaging (MRI) in defining dentate line in anal fistula. Materials and methods Seventy patients with anal fistulas were assessed by dynamic contrast-enhanced MRI.
Xiuxiang Liu   +4 more
doaj   +1 more source

Anal squamous carcinoma: a new AIDS-defining cancer? Case report and literature review

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 2012
Squamous anal cell carcinoma is a rare malignancy that represents the 1.5% to 2% of all the lower digestive tract cancers. However, an increased incidence of invasive anal carcinoma is observed in HIV-seropositive population since the widespread of ...
Marcelo Corti   +3 more
doaj   +1 more source

Malignant Neoplasms of the Anal Canal [PDF]

open access: yesIranian Journal of Colorectal Research, 2013
Background Malignant neoplasms of the anal canal are rare, accounting for approximately 4% of all colorectal malignancies. Objectives The present study aimed to report the clinicopathological characteristics and treatment outcomes of 41 cases with ...
Shapour Omidvari   +6 more
doaj   +1 more source

Rare Case of Anal Canal Signet Ring Cell Carcinoma Associated with Perianal and Vulvar Pagetoid Spread [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2016
A 61-year-old woman was referred to surgery for incidentally found colonic polyps during a health examination. Physical examination revealed widespread eczematous skin lesion without pruritus in the perianal and vulvar area.
Na Rae Kim   +9 more
doaj   +1 more source

Cervical, anal and oral HPV detection and HPV type concordance among women referred for colposcopy

open access: yesInfectious Agents and Cancer, 2020
Background Infection with human papillomaviruses (HPVs) can cause benign and malignant tumours in the anogenital tract and the oropharynx both in men and women.
Maria Nasioutziki   +11 more
doaj   +1 more source

A novel in treatment of cancer anal canal [PDF]

open access: yesAin-Shams Journal of Surgery, 2011
Background: Posterior sagittal approach offers a direct exposure to the rectum, a better definition of the striated muscle complex, and a more objective way to reconstruct the arrangement between the neorectum and the muscle complex.
Tarek Gobran, Doaa O Refat, Emad M Salah
doaj   +1 more source

Anal canal adenocarcinoma with a late brain metastatic lesion – a case report

open access: yesJournal of Coloproctology, 2019
Herein we present a rare case of anal canal adenocarcinoma manifesting as non-healing perianal abscess that subsequently underwent radiochemotherapy followed by abdominoperineal resection for residual disease.
Ashraf Imam   +6 more
doaj   +1 more source

Malignancies of the anal canal

open access: yesTechniques in Coloproctology, 2011
The carcinomas of the anal canal consist of truly rare clinical entities compared to the most common colorectal malignancies. Consequently, little have been reported on their natural history and course.The present study is aiming to describe the experience of our clinic with anal cancer and to clarify the incidence of the disease in the Hellenic ...
Lintzeris, I.   +7 more
openaire   +3 more sources

Amplitude and recovery velocity of relaxation induced by rectoanal inhibitory reflex and its importance for obstructive evacuation Amplitude e recuperação da velocidade do relaxamento induzida pelo reflexo inibitório retoanal e sua importância na evacuação obstrutiva

open access: yesArquivos de Gastroenterologia, 2005
BACKGROUND: The rectoanal inhibitory reflex has an important rule in the fecal continence mechanism. Alterations in this reflex can be associated with compromised anal sphincteric function.
João Gomes Netinho   +4 more
doaj   +1 more source

Anal Canal Duplication in an Adult Female—Case Report and Pathology Guiding

open access: yesMedicina, 2021
Anal canal duplication (ACD) is a very rare condition, diagnosed and treated mostly in childhood. Less than 90 cases have been reported in the literature so far. We are presenting a case of a young woman who underwent surgical excision of the duplication
Tudor Mateescu   +4 more
doaj   +1 more source

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