Precorte de papila de vater. Evaluación prospectiva de frecuencia de uso, eficacia, complicaciones y mortalidad. Estudio cooperativo del Noroeste de la Provincia de Buenos Aires. / [Precut Vaters papilla. Prospective evaluation of frequency of use, effectiveness, complication and mortality. Cooperative study in the northwest of the province of Buenos Aires]

ABSTRACT

1) INTRODUCTION: Precut papillotomy, has been considered a potentially dangerous procedure. In spite of this, numerous national and foreign referral centers have reported good results with the use of this technique that increases the cannulation rate and permits additional therapeutic procedures. 2) OBJECTIVES: We evaluated the procedure in terms of frequency of use, effectiveness, complications and mortality. 3) PATIENT AND METHODS: Between January 1, 1996 and December 31, 1999, 419 ERCP were performed in our centers. We used precut papillotomy in 51 patients. Inclusion criteria for precut papillotomy protocol were 1 precut papillotomy indication. 1-1 failure to cannulate the papilla, 1-2 appropriate indication, 1-3 Expert endoscopist, 2 complete follow up, 3 informed consent. The experimental design of the study was prospective. When the patients entered into the protocol, they underwent a needle-knife sphincterotomy according to Huibregises technique. The follow up was done during 30 days, with a clinical examination, laboratory test and ultrasonography all of them weekly, to determine the possible complications according to Cottons criteria and the mortality. 4) RESULTS: 4-1) Precut frequency 51 patients (pts.) (12.1