Single or double headed capsules for the investigation of suspected small bowel bleeding: Are two heads better than one

Autor: Eilis McCarthy, Sandeep Sihag, Charlene Deane, Caroline Walker, Serhiy Semenov, Barbara Ryan, Niall Breslin, Anthony O’Connor, Sarah O’Donnell, Deirdre McNamara
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Gastroenterology, Vol 1 (2022)
Druh dokumentu: article
ISSN: 2813-1169
DOI: 10.3389/fgstr.2022.1071797
Popis: BackgroundCapsule endoscopy is now the accepted first line investigation for suspected small bowel (SB) bleeding. Recent evidence suggests the diagnostic yield for SB pathology may be higher for tailored double headed (DH) SB capsules. Whether other forms of bidirectional capsules offer a similar advantage is less clear.AimTo compare the efficacy of single headed versus bidirectional capsules in detecting pathology in patients with suspected small bowel bleeding.MethodsA single centre prospective comparison study was conducted over an 8 month period in a tertiary care hospital. Patients referred with overt or suspected SB bleeding were assigned to either SB3 Medtronic SB capsule (SH) during the initial four months or PillCam Colon 2 Medtronic capsule (DH) during the subsequent four months. Studies were analysed by trained Capsule Endoscopists and approved by our institutions capsule review board. Findings were compared between SH and DH capsules using a chi2 or t-test as appropriate. A p value of
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