Publications by authors named "Claudia Verveer"

Background: Post-colonoscopy colorectal cancers (PCCRCs) decrease the effect of colorectal cancer (CRC) screening programs. To enable PCCRC incidence reduction in the long-term, we classified PCCRCs diagnosed after colonoscopies performed in a fecal immunochemical test (FIT)-based screening program.

Methods: PCCRCs diagnosed after colonoscopies performed between 2014-2016 for a positive FIT in the Dutch CRC screening program were included.

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Background: The adenoma detection rate (ADR) is an essential quality indicator for endoscopists performing colonoscopies for colorectal cancer (CRC) screening as it is associated with postcolonoscopy CRCs (PCCRCs). Currently, data on ADRs of endoscopists performing colonoscopies in fecal immunochemical testing (FIT)-based screening, the most common screening method, are scarce. Also, the association between the ADR and PCCRC has not been demonstrated in this setting.

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Background: Fibrosis determines prognosis and management in patients with chronic hepatitis B and C (CHB and CHC). Transient elastography (TE) is a promising non-invasive method to assess fibrosis. We prospectively studied the performance of TE compared to histology and also whether there are differences between CHB and CHC.

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Background: Liver stiffness measurement (LSM) using Fibroscan is an increasingly popular non-invasive method for quantifying liver fibrosis in patients with chronic viral hepatitis. We aimed to explore potential impact of Fibroscan on clinical management.

Material And Methods: 133 patients with chronic hepatitis B (HBV, n = 75) or C (HCV, n = 58) underwent Fibroscan measurement.

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Objective: Chronic viral hepatitis B and C cause liver fibrosis, leading to cirrhosis. Fibrosis assessment is essential to establish prognosis and treatment indication. We compared seven non-invasive tests, separately and in combination, in chronic hepatitis patients to detect early stages of fibrosis according to the Metavir score in liver biopsy.

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The liver biopsy is still regarded as the gold standard for the assessment of liver disease. However, there is a growing demand for non-invasive assessment of liver fibrosis, which is the most important prognostic factor in chronic liver disease, in particular in viral hepatitis. Transient elastography is a novel, non-invasive and rapid bedside method for assessing liver fibrosis by measuring liver stiffness.

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