Título original: Virmani V, Ramanathan S, Sethi Virmani V, Ryan J, Fasih N. What is hiding in the hindgut sac? Looking beyond rectal carcinoma. Insights Imaging. 2014; 5(4):457–471. http://dx.doi.org/10.1007/s13244-014-0347-z Sociedad: ESR (@myESR) Palabras clave: Anorectal, magnetic resonance, computed tomography, neoplasms,…