Results 101 to 110 of about 22,510 (222)

Pigmented Basal Cell Carcinoma Mimicking Melanoma in the Anal Area: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Early evaluation of persistent perianal lesions is essential even when symptoms appear mild or patients feel embarrassed to seek care. Pigmented basal cell carcinoma in this region is rare and may mimic melanoma clinically. Ongoing histopathological and immunohistochemical assessment is crucial to ensure correct diagnosis and timely surgical ...
Farnaz Araghi   +3 more
wiley   +1 more source

Nonmass‐Forming Type Anocanal Cancer With Pagetoid Spread With a Challenging Differential Diagnosis: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Pagetoid spread (PS) of anorectal cancer is relatively rare and is associated with poor prognosis compared with Extramammary Paget disease. It is therefore essential to accurately differentiate between the two entities. In PS cases, the primary tumor lesion is usually obvious; however, this is not the case in nonmass‐forming type anorectal ...
Mizunori Yaegashi   +3 more
wiley   +1 more source

Clinical characteristics, treatment response, and survival outcomes in melanoma patients with cavity carcinomatosis: A retrospective analysis

open access: yesInternational Journal of Cancer, Volume 158, Issue 9, Page 2418-2428, 1 May 2026.
What's new? Cavity carcinomatosis, a late manifestation of cancer, fuels tumor formation throughout a large area, most commonly the peritoneal and pleural cavities. The condition also can lead to resistance to otherwise effective treatment strategies.
Zhongqiao Lin   +6 more
wiley   +1 more source

Pouch Surgery for Ulcerative Colitis: Navigating Complexity in the Modern Era

open access: yesJCC Plus, Volume 1, Issue 3, May 2026.
ABSTRACT Restorative proctocolectomy with ileal pouch–anal anastomosis (IPAA) remains the preferred surgical treatment for patients with ulcerative colitis (UC) who require surgery but wish to avoid a permanent ileostomy. Since its introduction in 1978, IPAA has undergone continuous refinement in response to advances in both medical therapy and ...
Gabriele Bislenghi   +4 more
wiley   +1 more source

Epidemiology, Risk Factors and Pathophysiology of Primary Sclerosing Cholangitis in Inflammatory Bowel Disease: An Update

open access: yesJCC Plus, Volume 1, Issue 3, May 2026.
ABSTRACT Background and Aims Primary sclerosing cholangitis (PSC) and inflammatory bowel disease (IBD) represent a unique clinical syndrome affecting up to 80% of PSC patients, characterised by distinct epidemiological patterns, pathophysiological mechanisms and clinical outcomes that differ substantially from either condition occurring independently ...
Luisa Bertin   +7 more
wiley   +1 more source

Cáncer del canal anal

open access: yesCirugía del Uruguay, 1997
En el presente trabajo se hace una exhaustiva revisión de la anatomía de la región, de la historia de los tratamientos y de los tratamientos actuales del cáncer de canal anal.
Miguel Torres   +3 more
doaj  

Intrapartum sonographic evaluation of fetal head descent in relation to maternal position: comparison between dorsal lithotomy and kneeling squat positions

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 5, Page 665-671, May 2026.
Abstract Objective To evaluate the impact of maternal position on the sonographic indicators of fetal head descent in the latent phase of the second stage of labor. Methods This was a prospective, single‐center, cohort study conducted at the University of Parma, Parma, Italy, between November 2023 and October 2024, including a consecutive series of non‐
C. Melito   +9 more
wiley   +1 more source

Perianal abscesses due to ingested foreign bodies

open access: yesJournal of Emergencies, Trauma and Shock, 2010
The clinical presentation of perianal abscesses due to foreign bodies (FBs) impacted in the anal canal mimics common causes of acute anal pain. The diagnosis can be established by digital rectal examination and/or proctoscopy, but may miss the presence ...
Doublali Mbarek   +7 more
doaj  

Cytological and Pathological Characterization of Canine Neoplasm in and Around Bishoftu, Ethiopia

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
This study characterizes dog tumours cytologically and histopathologically in and around Bishoftu town. Mammary gland adenocarcinoma, papillary mammary adenocarcinoma, carcinoma–mixed type, Sertoli cell tumour, atypical anal sac adenocarcinoma, fibrothecoma, cutaneous mast cell tumour and transmissible venereal tumour were the tumours identified and ...
Mesfin Mathewos   +2 more
wiley   +1 more source

First Complete Morphological Description of Schistosoma Reflexum in a Llama

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
ABSTRACT Schistosoma reflexum (SR) is a lethal congenital malformation characterized by severe spinal retroflexion, thoracoabdominoschisis with visceral exposure. This case report aims to describe the morphology and pathology of SR in a llama. A white male llama (Lama glama) cria was delivered with dystocia following a normal gestation.
Carmen Luginbühl   +7 more
wiley   +1 more source

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