Publications by authors named "G Mateos-Perez"

Background: COVID-19 pandemic had a negative impact on colorectal cancer (CRC) screening programs.

Objective: The care strategy was modified throughout the pandemic, this paper evaluates its impact and short-term consequences.

Methods: A retrospective, descriptive and cross-sectional study was carried out in a private ambulatory endoscopic center, in average risk subjects.

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Background: Screening colonoscopy requires quality parameters to determine its efficacy to detect cancerous or precancerous lesions. Limitations of the procedure are the patient's rejection, difficulty for its preparation or lack of preparation.

Objective: To assess whether patient satisfaction correlates with the quality of the procedure.

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Goals: We aimed to evaluate the efficacy and safety of PB+S (pinaverium bromide 100 mg plus simethicone 300 mg) in patients with irritable bowel syndrome (IBS).

Background: IBS is a multifactorial disorder; thus, combination therapy with different mechanisms of action is expected to be useful. PB+S has shown effectiveness in an open-label clinical study in IBS.

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Proton pump inhibitors are the reference standards for the treatment of acid-related diseases. Acid suppression in gastroesophageal reflux disease is associated with a high rate of mucosal cicatrization, but symptom response differs among endoscopic phenotypes. Extraesophageal manifestations have a good clinical response in patients that present with abnormal acid exposure (diagnostic test) in the esophagus.

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Introduction And Objective: Atrophy and intestinal metaplasia are early phenotypic markers in gastric carcinogenesis. White light endoscopy does not allow direct biopsy of intestinal metaplasia due to a lack of contrast of the mucosa. Narrow-band imaging is known to enhance the visibility of intestinal metaplasia, to reduce sampling error, and to increase the diagnostic yield of endoscopy for intestinal metaplasia in Asian patients.

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