Objective: To determine the association between the clinical characteristics and the location of colon cancer in patients hospitalized at "Hospital Nacional Arzobispo Loayza", during May 2009 - September 2013. Material and Methods: transversal study of 144 patients with primary colon cancer, of which 42 patients met the inclusion criteria; hospitalized in the 6-II Wing of the Department of General Surgery at "Hospital Nacional Arzobispo Loayza", between May 2009 and September 2013. Results: the mean age was 60.5 years, and 66.7% of the cases were women. 100% of histologic types were adenocarcinoma. The right colon was affected in 61.9% of the cases; the left colon in 33.3%, and a mixed location in 4,8%. Regarding the topography, 33,3% of the cases were found in the ascending colon and 21,4% in the sigmoid colon. The most frequent symptoms were abdominal pain (76.2%), weight loss (69%) an...

Sorne studles In the llterature han descrlbed a relatlonshlp between symptoms of acule appendlcitis and the menstrual cycle. Thls prospective study was undertaken to further elucidate this information and to veriíy the incidence oí appendicitls in each phase of the menstrual cycle. 400 young women with appendicitis were studied. The method or statistical analysis used was the Chi Square test.The appendicltls was more frequent in the luteal phase; but there was no difference of statistical significance between any one phase of the menstrual cycle (menstrual vs. luteal phase, p=0.928; menstrual vs. follicular phase p=0.422; and follicular vs. luteal phase, p=0.206). the normals appendices were 3.25% of the 400 cases. Our study shows that the female sex hormones might be not an important cause in the development or appendicitis. Furthermore, the knowledge of the phase of the menstrual cyc...

La neoplasia endocrina múltiple tipo 1 es una enfermedad de rara presentación. Se caracteriza por el compromiso tumoral neuroendocrino, de paratiroides, hipófisis y enteropancreático. Presentamos el caso de una paciente de 19 años con síntomas de cefalea, convulsiones y debilidad de las cuatro extremidades. Se confirmó la presencia de hipoglicemia 33mg/dL. El estudio elecromiográfico evidenció polineuropatía sensitivo motora en las cuatro extremidades. La resonancia magnética abdominal mostró un tumor en la cola del páncreas que luego de la pancreatectomía se confirmó como insulinoma. La glicemia se normalizó. Además, presentó un macroadenoma hipofisario, hiperparatiroidismo primario y tumor adrenal no funcionante. A los 25 años presentó cefalea intensa y amaurosis de ojo derecho, en la tomografía axial se evidenció tumoración hipofisaria gigante y en estudio de pa...