All of these patients had been treated for inoperable malignant obstructions primary or metastatic which had been diagnosed by MRIs, endoscopically and/or pathologically. Endoscopic retrograde cholangiopancreatography ERCP was performed on all patients with their informed consent.
Todos los pacientes fueron llevados a colangiopancreatografía retrógrada endoscópica CPRE previo consentimiento informado y se les realizó la colocación de uno o varios stents plásticos según se requiriera para aliviar la obstrucción.