A5027366460- Colorectal Cancer Surgical Treatments
- Diverticular Disease and Complications
- Inflammatory Bowel Disease
- Colorectal Cancer Screening and Detection
- Colorectal and Anal Carcinomas
- Gastric Cancer Management and Outcomes
- Genetic factors in colorectal cancer
- Women's cancer prevention and management
- Vascular Malformations and Hemangiomas
- Gastrointestinal disorders and treatments
- Healthcare during COVID-19 Pandemic
- Intraperitoneal and Appendiceal Malignancies
- Abdominal vascular conditions and treatments
- Anorectal Disease Treatments and Outcomes
- Oral and Maxillofacial Pathology
- Pelvic floor disorders treatments
- Metastasis and carcinoma case studies
- Microscopic Colitis
- Angiogenesis and VEGF in Cancer
- Cancer Diagnosis and Treatment
- Aortic aneurysm repair treatments
- Health, Education, and Aging
- Cardiovascular, Neuropeptides, and Oxidative Stress Research
- Cancer, Lipids, and Metabolism
- Cancer Risks and Factors
Pontifícia Universidade Católica do Rio Grande do Sul
2009-2025
Hospital São Lucas da PUCRS
2022
Universidade Luterana do Brasil
2007
Fundação Faculdade de Medicina
2006
Abstract Appendicular intussusception is the invagination of appendix into cecum. Endometriosis presence endometrial tissue outside uterine cavity, and it has a variable clinical picture, presenting as acute appendicitis or intestinal obstruction due to intussusception. The aim present paper report case cecal secondary endometriosis, since this an extremely rare condition there are few studies on subject in literature. We herein 37-year-old female patient with deep endometriosis abdominal...
Abstract Ulcerative colitis (UC) is an inflammatory disease that affects the bowels. Reactive oxygen species (ROS) are involved in progress of UC. Objective Evaluate antioxidant effect lecithin experimental model acute UC induced by administration acetic acid (AA) rats. Methods Lecithin (0.5 mL/kg/day) administered orally 2 days before and after induction with 4% AA a volume 4 mL. Twenty-five male Wistar rats were divided 5 groups: control (CO); + (CO LE); (CL); (CL (LE CL). Anal sphincter...
Abstract Introduction Inflammatory bowel disease (IBD) is characterized by a chronic inflammation of the gastrointestinal tract, without specific cause or pathogen. Objective The effect mesalazine in colitis model induced acetic acid (AA) was evaluated. Methods We used 40 Wistar rats, ±350 g, divided into 4 groups: control (CO); + (CO M); (CL) and M (CL M) at 24 48 h treatment. animals received substances an intracolonic enema AA 4% treatment with PO 20 mg/kg after induction. Results...
Symptoms of the gastrointestinal tract, frequent in patients with diabetes mellitus, which may be related to an increase production free radicals, include alterations function sphincter anal musculature. Such are characterized by a decrease muscular tone associated different degrees fecal incontinence. This study was performed show pressures diabetic rats and evaluate role nitric oxide oxidative stress this situation.Male Wistar weighing 250 400 g were used. The animals divided two groups:...
One of the most important concerns on health is increased rates obesity in population and speed which this number increasing. This translates a serious public problem, since it also increases risk several other diseases associated with resulting significant morbidity mortality. Among them, seems to be connected neoplasms, such as colorectal carcinoma.To evaluate impact factor for carcinoma through detection adenoma, discuss mechanisms that could establish link between neoplasm.Patients who...
OBJETIVOS: O estudo visa comparar o preparo intestinal para colonoscopia com manitol a 10%, uso de polietilenoglicol (PEG). Levou-se em conta custo cada preparo, tolerabilidade, eficácia, e alterações bioquímicas causadas pela administração. MÉTODOS: Desenvolveu-se um ensaio clínico randomizado, duplo-cego, unicêntrico. Pacientes que já haviam feito exame foram excluídos. Fez-se dosagem hematócrito, sódio, potássio cloretos antes depois do preparo. Escalas sintomatologia eficácia utilizadas....
Abstract Introduction Ovarian metastases of gastrointestinal origin, also called Krukenberg tumors, have a guarded prognosis. Physicians need to look for alternatives in diagnosis and treatment this clinical condition order improve the outcome patients. Objectives To report experience authors these patients, perform review literature on epidemiology, presentation, diagnosis, treatment, prognosis ovarian from colorectal cancer. Methods We collected information regarding patients treated...
Anorectal Melanoma is a rare and very aggressive tumor that should be part of the range differential diagnoses colorectal diseases. Today, main discussion on topic about best treatment, whether it more conservative or aggressive. In order to review points subject, authors report case patient treated at Coloproctology Service São Lucas Hospital, PUCRS.
Abstract Introduction Colorectal cancer is the third most common malignant neoplasm worldwide, with ∼ 150 thousand new cases each year. Screening policies have brought significant progress due to possibility of early diagnosis and polyp resection. Therefore, there a need for continuous evaluation quality colonoscopies based on well-established criteria in literature. Materials Methods The present retrospective study assesses performed at tertiary hospital, comparing resident physicians their...
Complications after ileocecal resection for Crohn's disease (CD) are frequent. The aim of this study was to analyze risk factors postoperative complications these procedures.We conducted a retrospective analysis patients treated surgically limited the region during an 8-year period at 10 medical centers specialized in inflammatory bowel (IBD) Latin America. Patients were allocated into 2 groups: those who presented major (Clavien-Dindo > II), "postoperative complication" (POC) group; and did...
O óxido nítrico (NO) é um radical livre sintetizado endogenamente por várias células do nosso organismo. Apresenta amplo espectro de ações fisiológicas, sendo as mais importantes o seu mecanismo ação parácrino no relaxamento da musculatura lisa, sua atividade neurotransmissora em vários sistemas e envolvimento processo inflamatório. NO diferentes tecidos através conversão L-arginina L-citrulina pela enzima sintase (NOS). OBJETIVOS: Este estudo tem objetivo demonstrar intestinal inflamatório...
Abstract Introduction Portal hypertension (PH) is characterized by vasodilatation in the portal system and bowel one of severely affected organs. N-acetylcysteine (NAC) a molecule with important properties widely used clinical practice. Objective To evaluate NAC action animals submitted to animal model partial vein ligation (PPVL). Methods 18 male Wistar rats were divided into three experimental groups (n = 6): sham-operated (SO), PPVL, PPVL + NAC. On 8th day after surgery, (10 mg/kg, ip)...
O envolvimento metastático do trato gastrointestinal é relativamente infreqüente. Tumores malignos de mama, entretanto, podem muito raramente produzir metástases para o intestino. Relatamos aqui caso uma paciente com quadro clínico compatível um abdômen agudo obstrutivo submetida a laparotomia exploradora colectomia. exame anátomo-patológico da peça cirúrgica revelou tratar-se carcinoma metastático, sendo que história clínica indicava tratamento cirúrgico prévio lobular mama. Nossa revisão...
Abstract Background Mycobacterial infections are a serious public health problem worldwide. Involvement of the anal canal and perineum is very rare, but constitute an important differential diagnosis with other equally pathologies that may affect region, such as malignant neoplasms Crohn’s disease. Objectives To conduct literature review on mycobacterial perianal region considering most recent information for diagnostic therapeutic guidance this Methods Research was performed PUBMED LILACS...
Abstract Background Early surgical resection is an emerging concept for patients with ileocaecal Crohn’s disease (CD). The aim of this study was to compare postoperative outcomes after resections between luminal and complicated CD. Methods A retrospective analysis operated CD during 8-year period in ten tertiary referral academic centres from Latin America performed. Patients were allocated into 2 groups: those early (luminal) (Early Disease -ECD-) complications (Complicated -CCD-)....
Introdução No final de dezembro 2019, uma nova cepa coronavírus foi relatada na China, com sintomas doença respiratória aguda, que se espalhou rapidamente para outras partes do mundo. A disseminação da infecção por SARS-CoV-2 (COVID-19) resultou em um efeito sem precedentes nos sistemas saúde todo o necessidade redistribuir recursos tratamento milhões pacientes necessitavam hospitalização redução inevitável possibilidade diagnosticar e tratar oncológicos.
Apresentação do Caso Relatamos o caso de uma paciente sexo feminino, 59 anos, diagnosticada com carcinoma lobular e ductal invasivo mama em 1999, recidiva 2002, bom controle após mastectomia estendida, quimioterapia (QT) bloqueio hormonal. Ela procurou um coloproctologista 2016 quadro fístula anal simples, no mesmo ano foi realizada fistulectomia. O material encaminhado ao anatomopatológico, que diagnosticou adenocarcinoma pouco diferenciado metastático mama, sendo realizados novos ciclos...
Introdução O câncer colorretal (CCR) é a terceira neoplasia maligna com maior incidência. Os métodos de rastreio contribuem para diminuição da taxa mortalidade. Devido à sua alta sensibilidade, especificidade e possibilidade tratamento imediato, colonoscopia considerada padrão-ouro. Estudos recentes demonstram presença preditores qualidade em colonoscopia, que importância realizar um exame pode ter impacto nos achados e, consequentemente, na sobrevida do paciente.
Este estudo teve como objetivo principal determinar a incidência da colite isquêmica após o reparo de aneurisma aorta abdominal, bem identificar fatores risco para desenvolvimento mesma. Foram estudados 11 pacientes submetidos cirúrgico eletivo abdominal no Serviço Cirurgia Cardiovascular do HSL-PUCRS. A foi determinada através retossigmoidoscopia flexível, com biópsia, realizada em todos os 7º pós-operatório. doença comparada variáveis clínicas como: sexo; idade; presença comorbidades...
OBJETIVO: Avaliar a capacidade da videocolonoscopia convencional (sem magnificação de imagem) com cromoscopia (índigo carmin) inferir no provável diagnóstico histológico pólipos colorretais. MÉTODOS: Estudo observacional e descritivo 100 Todas as lesões foram classificados do ponto vista endoscópico quanto ao padrão criptas submetidos estudo para posterior correlação diagnóstica. RESULTADOS: dezenove por cento dos "subdiagnosticados" como hiperplásicos na videocolonoscopia. Oitenta um...