The most frequent clinical manifestations which present themselves are weight loss 47, 48, anorexia 35, 47, 48, asthenia, adynamia, emesis 29, 31-34, 47, 48, abdominal pain with or without signs of peritoneal irritation 29, 35, 36, 47, 48, 50, obstruction 13, fever 28, 29,31, 35, 47, 48, hematemesis 3, 15, 41, 66, jaundice 20, 47, 48 and signs of systemic inflammatory response 20, 28, 29, 35.
Las manifestaciones clínicas más frecuentes que se presentan en dichas complicaciones son pérdida de peso 47, 48, anorexia 35, 47, 48, astenia, adinamia, emesis 29, 31-34, 47, 48, dolor abdominal con o sin signos de irritación peritoneal 29, 35, 36, 47, 48, 50, obstrucción 13, fiebre 28, 29, 31, 35, 47, 48, hematemesis 3, 15, 41, 66, ictericia 20, 47, 48 y signos de respuesta inflamatoria sistémica 20, 28, 29, 35.