Results 81 to 90 of about 21,419 (297)

Research progress on the use of the optical coherence tomography system for the diagnosis and treatment of central nervous system tumors

open access: yesIbrain, Volume 11, Issue 1, Page 3-18, Spring 2025.
With the advantages of high‐resolution imaging, efficient image acquisition, intraoperative real‐time detection, and radiation‐free and noninvasive characteristics, optical coherence tomography (OCT) provides accurate diagnosis and effective intraoperative guidance for the minimally invasive diagnosis and treatment of central nervous system (CNS ...
Jiuhong Li   +10 more
wiley   +1 more source

Deregulation of HDAC5 by Viral Interferon Regulatory Factor 3 Plays an Essential Role in Kaposi's Sarcoma-Associated Herpesvirus-Induced Lymphangiogenesis. [PDF]

open access: yes, 2018
Kaposi's sarcoma-associated herpesvirus (KSHV) is the etiologic agent for Kaposi's sarcoma (KS), which is one of the most common HIV-associated neoplasms.
Fan Li   +9 more
core   +3 more sources

Anal cancer precursor lesions in HIV-positive and HIV-negative patients seen at a tertiary health institution in Brazil Lesões precursoras do câncer anal em pacientes HIV-positivos e HIV-negativos atendidos numa instituição de saúde terciária no Brasil

open access: yesActa Cirúrgica Brasileira, 2011
Purpose: To investigate the prevalence of anal squamous intraepithelial lesions (ASIL) or anal cancer in patients attended at the Tropical Medicine Foundation of Amazonas.
Ivan Tramujas da Costa e Silva   +8 more
doaj   +1 more source

Oxaliplatin‐induced neuropathy after total neoadjuvant therapy for rectal cancer: Dose–response relationship and impact on quality of life

open access: yesInternational Journal of Cancer, EarlyView.
What's New? Oxaliplatin serves a key role in the treatment of rectal cancer, though it is a significant cause of chemotherapy‐induced peripheral neuropathy. As total neoadjuvant therapy, in which all therapy is given before surgery, has become more common, understanding neuropathy has grown increasingly important. This study examined neuropathy and its
Georg W. Wurschi   +29 more
wiley   +1 more source

Differential expression of anti-apoptotic protein Bcl-2 in keratinizing versus non-keratinizing squamous cell carcinoma of the anus [PDF]

open access: yes, 2018
Background: Histologically, tumors of the anal region are either keratinizing (K) or non-keratinizing (NK) squamous cell carcinomas (SCCA). We hypothesized that these two variants might represent, not only morphologically, but also biologically ...
Allal, Abdelkarim   +2 more
core  

Variabilidade interobservadores no diagnóstico de lesões precursoras do câncer anal: estudo do cenário habitual

open access: yesRevista do Colégio Brasileiro de Cirurgiões
OBJETIVO: Analisar a variabilidade interobservadores no diagnóstico de lesões precursoras do câncer anal no cenário mais comum de um serviço constituído por patologistas sem experiência prévia no diagnóstico destas lesões.
Ivan T. Costa e Silva   +8 more
doaj   +1 more source

Morphometric analysis of dendritic cells from anal mucosa of HIV-positive patients and the relation to intraepithelial lesions and cancer seen at a tertiary health institution in Brazil Análise morfométrica das células dendríticas da mucosa anal de pacientes HIV-positivos e relação com as lesões intraepiteliais e o câncer numa instituição de saúde terciária no Brasil

open access: yesActa Cirúrgica Brasileira, 2011
PURPOSE: To morphometrically quantify CD1a+ dentritic cells and DC-SIGN+ dendritic cells in HIV-positive patients with anal squamous intraepithelial neoplasia and to evaluate the effects of HIV infection, antiretroviral therapy and HPV infection on ...
Adriana Gonçalves Daumas Pinheiro Guimarães   +11 more
doaj   +1 more source

Risk factors for early postoperative complications after minimally invasive surgery in pediatric ulcerative colitis

open access: yesJournal of Pediatric Gastroenterology and Nutrition, EarlyView.
Abstract Objective To report a single‐center experience with a multidisciplinary minimally invasive surgical approach for pediatric ulcerative colitis (UC) and identify risk factors for early postoperative complications (EPC). Methods A retrospective analysis was conducted on UC patients followed at the Gastroenterology Unit of Meyer Children's ...
Martina Di Benedetto   +10 more
wiley   +1 more source

A rare case of perianal alveolar rhabdomyosarcoma

open access: yesClinical Case Reports
Key Clinical Message Perianal alveolar rhabdomyosarcoma is a rare sarcoma that requires a high index of suspicion along with tissue biopsy for accurate diagnosis.
Anas Taha   +5 more
doaj   +1 more source

Malignant perineal tumors in dogs: the contribution of computed tomography for staging and surgical planning

open access: yesPesquisa Veterinária Brasileira
: The contribution of computed tomography for staging and surgical planning of malignant perineal tumors in dogs is discussed. Five dogs diagnosed with malignant perineal neoplasms underwent to computed tomography (CT) examination.
Carla A.B. Lorigados   +3 more
doaj   +1 more source

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