Prevalencia de cáncer de colon en pacientes atendidos en la consulta externa en el Instituto Oncológico Nacional “Dr. Juan Tanca Marengo” SOLCA - Guayaquil.

Abstract

Study on the prevalence of colon cancer. Objective: To determine the prevalence of colon cancer. Design: quantitative, descriptive, cross-sectional, retrospective. Technique: Indirect observation. Instrument: indirect observation guide. Population: 413 cases between 2017 and 2019. Results: Sex: 48% men, 52% women; 58% married, 14% single, 13% divorced. 91% indigenous; 55% mestizo, Afro-descendant 16%, white 7%. Coast 82%; sierra 14%, orient 4%. Risk factors: Age 61 to 70 years 31%; 71 to 80 years 22%; 62% with APF and 38% do not present. APP: 34% villous adenomas, 29% absent, ulcerative colitis 15%, diverticulosis 11%, polyposis 10%. Manifestations: 29% diarrhea, 25% hematochezia, 13% weight loss, 14% palpable abdominal mass, 12% palpable digital rectal mass, 10% weight loss, ascites 4% and 2% between low-grade fever and splenomegaly; 53% constipation, 18% nausea, 12% pelvic pain, 9% abdominal pain, 8% Asthenia. Disease stage: grade II 61%, stage III 28%, stage IV 6%, stage 0 is not recorded. Location: sigmoid colon 43%, ascending colon 19%, descending colon 12%, cecum 11%, transverse colon 9%, splenic flexure 3%. Complications: intestinal perforation 43%, obstruction 38% and hemorrhage 19%. Conclusion: the prevalence peaked in 2019.