Publications by authors named "K Kassai"

Background Gastroesophageal reflux disease (GERD) is a condition characterized by reflux of gastric contents, leading to damage to the esophageal mucosa and/or unpleasant symptoms, with a global prevalence of 13%. Although acid-suppressive medications are currently the most effective treatments for GERD, they may be ineffective against its symptoms. We therefore investigated the efficacy of a physical exercise program for the treatment of intractable GERD symptoms.

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[Purpose] This study aimed to examine the validity and reproducibility of a new quantitative method for measuring spinal kyphosis using computed tomography (CT), and to investigate its relationship with reflux esophagitis. [Method] Using a new method to measure the index of kyphosis in CT images (IKCT), 10 examiners evaluated 10 cases of spinal kyphosis. One examiner measured 47 cases twice and 20 cases were examined to assess the validity with the kyphosis index.

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Background: Delayed bleeding (DB) rarely occurs after cold snare polypectomy (CSP) for colorectal polyps, but no large-scale studies have investigated this. The present study evaluated the rate, characteristics, and risk factors of DB of CSP.

Methods: We conducted a multicenter retrospective study at 10 Japanese institutions.

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Introduction: The number of colonoscopy (CS) for the elderly is increasing. There are only a few reports focusing on CS among the very elderly aged ≥ 90-y. We aimed to analyze the efficacy of CS and of colorectal cancer (CRC) for patients aged ≥ 90-y.

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