69 documents found, page 1 of 7

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Pan-Enteric Capsule Endoscopy: Current Applications and Future Perspectives

Rosa,Bruno; Andrade,Patrícia; Lopes,Sandra; Gonçalves,Ana Rita; Serrazina,Juliana; Cardoso,Pedro Marílio; Silva,Andrea; Silva,Vítor Macedo; Cotter,José

Abstract Background: The role of capsule endoscopy in the evaluation of the small bowel is well established, and current guidelines position it as a first-line test in a variety of clinical scenarios. The advent of double-headed capsules further enabled the endoscopic assessment of colonic mucosa and the opportunity for a one-step noninvasive examination of the entire bowel (panenteric capsule endoscopy [PCE]). ...

Date: 2024   |   Origin: SciELO Portugal

Bowel Obstruction after Liver Transplant: A Rare Cause

Ribeiro,Tiago; Mascarenhas,Miguel; Cardoso,Hélder; Macedo,Guilherme

Date: 2024   |   Origin: SciELO Portugal

Desmoid Tumor after Sleeve Gastrectomy: Case Report and Literature Review

Medas,Renato; Coelho,Rosa; Bessa-Melo,Renato; Pereira,Pedro; Macedo,Guilherme

Abstract Desmoid tumor is a rare mesenchymal neoplasm of un-known etiology. Despite rare, the diagnosis of desmoid tumors after bariatric surgery is increased over the last few years. We report a case of a 26-year-old male with complains of abdominal pain and postprandial fullness, diagnosed with a locally advanced large intra-abdominal mass (40 × 21 × 11.7 cm) centered in the mesentery, developed 3 years after...

Date: 2024   |   Origin: SciELO Portugal

Endoscopic Mucosal Resection Using Band Ligation of a Duodenal Neuroendocrine T...

Garridoa,,Isabel; Mussagia,,Gany; Moraisa,,Rui; Macedo,Guilherme

Date: 2024   |   Origin: SciELO Portugal

Endoscopic Submucosal Dissection Is Safe and Effective for Lesions Located at t...

Ferreira,Mariana Figueiredo; Marques,Margarida; Morais,Rui; Lemmers,Arnaud; Macedo,Guilherme; Santos-Antunes,João

Abstract Introduction: Endoscopic submucosal dissection (ESD) is a well-established resection technique for colorectal superficial tumors, but its role in the treatment of anorectal junction (ARJ) lesions still remains to be determined. With this study, we aimed to evaluate the feasibility, safety, and efficacy of ESD for the resection of ARJ lesions, in comparison to more proximal rectal lesions. Methods: We p...

Date: 2024   |   Origin: SciELO Portugal

Non-Invasive versus Invasive Assessment of Portal Hypertension in Chronic Liver...

Gaspar,Rui; Macedo,Guilherme

Abstract Background: Cirrhosis is one of the major causes of morbidity and mortality worldwide and the second leading cause of digestive disease mortality. Portal hypertension is the main driver of cirrhosis-related complications such as ascites and variceal bleeding. Portal hypertension is defined as a hepatic venous pressure gradient >5 mm Hg, although it is clinically significant and associated with clinical c...

Date: 2024   |   Origin: SciELO Portugal

Deep Learning and Minimally Invasive Endoscopy: Panendoscopic Detection of Pleo...

Mascarenhas,Miguel; Mendes,Francisco; Ribeiro,Tiago; Afonsoa,João; Cardoso,Pedro Marílio; Martins,Miguel; Cardoso,Hélder; Andrade,Patrícia

Abstract Introduction: Capsule endoscopy (CE) is a minimally invasive exam suitable of panendoscopic evaluation of the gastrointestinal (GI) tract. Nevertheless, CE is time-consuming with suboptimal diagnostic yield in the upper GI tract. Convolutional neural networks (CNN) are human brain architecture-based models suitable for image analysis. However, there is no study about their role in capsule panendoscopy....

Date: 2024   |   Origin: SciELO Portugal

Development of a Model to Predict Liver Decompensation prior to Transarterial C...

Ferreira-Silva,Joel; Costa-Moreira,Pedro; Cardoso,Helder; Liberal,Rodrigo; Pereira,Pedro; Macedo,Guilherme

Abstract Introduction: Transarterial chemoembolization (TACE) is the first-line treatment for patients with intermediatestage hepatocellular carcinoma (HCC). For patients without an adequate response, current finding suggests that treatment with molecular target agents, approved for advanced stage, might present benefits. However, this requires a preserved liver function. This study aims to evaluate possible pr...

Date: 2023   |   Origin: SciELO Portugal

Percutaneous Endoscopic Gastrostomy Placement under NIV in Amyotrophic Lateral ...

Gaspar,Rui; Ramalho,Rosa; Coelho,Rosa; Andrade,Patrícia; Goncalves,Miguel R.; Macedo,Guilherme

Abstract Introduction: Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disorder with an inexorably progressive course which leads to a progressive neuromuscular weakness. Weight loss is one of the major bad prognostic factors in ALS. The placement of percutaneous endoscopic gastrostomy (PEG) is of paramount importance in patients with dysphagia to improve the disease outcomes, although some fear exis...

Date: 2023   |   Origin: SciELO Portugal

Small Bowel Adenocarcinoma in a Patient with Crohn’s Disease: The Role of Ballo...

Dias,Emanuel; Saraiva,Miguel Mascarenhas; Moreira,Francisco; Cardoso,Hélder; Macedo,Guilherme

Abstract Introduction: Small bowel adenocarcinoma is a rare but well-known complication of Crohn’s disease. Diagnosis can be challenging, as clinical presentation may mimic an exacerbation of Crohn’s disease and imaging findings may be indistinguishable from benign strictures. The result is that the majority of cases are diagnosed at the time of operation or postoperatively at an advanced stage. Case Presentati...

Date: 2023   |   Origin: SciELO Portugal

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