Concordancia entre los hallazgos por colangiopancreatografía por resonancia magnética y los hallazgos por colangiopancreatografía endoscópica retrograda en pacientes hospitalizados por enfermedad biliar litiásica en el Hospital Universitario San Ignacio (Bogotá-Colombia) entre los años 2005 a 2011

Translated title of the contribution: Correlation between cholangiopancreatography by magnetic resonance and the endoscopic retrograde colangiopancreatography in hospitalized by biliary lithiasis in the University Hospital San Ignacio (Bogota-Colombia) between 2005 to 2011

Rómulo Darío Vargas, Claudia Patricia Córdoba, Luis Felipe Uriza, Valeria Costa Barney, Gabriel Mosquera-Klinger, Diego Alfonso Ortega

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

OBJECTIVE: Determine the grade of agreement between the colangiopancreatography by magnetic resonance (CPRM) and the endoscopic retrograde colangio pancreatography (ERCP) in hospitalized patients by biliary lithiasis in a period of time in a reference hospital.

MATERIAL AND METHODS: Type of study, retrospective evaluation of diagnostic tool, the size of the sample was calculated from the pilot simple and was 320 patients. We recolected 354 patients that urderwent both studies (CPRM and ERCP), to evaluate the correlation between both procedures we used Kappa variation.

RESULTS: 354 pacients were included, 226 women (63.8%), men 128 (36.2%), with mean age of 48 years. There was dilatation of the choledocus by CRMN in 60%, sensibility of 96, 7%, especificity of 40%, Kappa index 0,406 (IC 95%: 0, 32-0, 50) that indicates a moderate agreement. For the presence of choledocus calculi with CPRM was 54%, with sensibility of 72.6%, specificity of 68.3%, Kappa index 0.409 (IC 95%: 0.31-0.51), moderate agreement. For caculi in the gallbladder the kappa index was 0.246 weak. We identify 27% de false negatives for CRMN in detecting choledocusd lithiasis.

CONCLUSIONS: The CPRM and ERCP had a moderate correlation according to the Kappa index detecting dilatation and choledocus calculi in our patients. The number of false negatives for choledocolithiasis by CPRM leads us to seek in other prospective aleatory studies like endoscopic biliiopancreatic ultrasonopgraphy to compare the CPRM in patients with intermediate probability for choledocolithiasis.

Translated title of the contributionCorrelation between cholangiopancreatography by magnetic resonance and the endoscopic retrograde colangiopancreatography in hospitalized by biliary lithiasis in the University Hospital San Ignacio (Bogota-Colombia) between 2005 to 2011
Original languageSpanish
Pages (from-to)226-230
Number of pages5
JournalRevista de gastroenterologia del Peru : organo oficial de la Sociedad de Gastroenterologia del Peru
Volume35
Issue number3
StatePublished - 01 Jul 2015

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