Rubén Aguirre-Gutiérrez

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CEA : uid levels ranging from 1.2 to 1000 ng / ml, and the median value for all malignant cases was 154 ng / ml. A scatterplot illustrating our 0 ndings is presented in Figure 1 . / e very high rate of false-positive (33 / 41) and false-negative (9 / 31) results in our series implies that, guided by CEA, we would o4 er radical surgery for patients who do(More)
To the Editor, Predisposing factors for urgent colectomy in patients with ulcerative colitis (UC) are not completely known, but it seems that cytomegalovirus (CMV) infection may have a potential pathogenic role. Maher et al. [1] recently published in this journal that CMV infection is associated with steroid-refractoriness; however, the implication of CMV(More)
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