title: Colon opacification by oral water-soluble contrast medium administration the night prior to CT examination.
mesh_terms: D000284:Administration, Oral; D000368:Aged; D003106:Colon / Q000000981:diagnostic imaging*; D003287:Contrast Media / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D008297:Male; D013997:Time Factors; D014057:Tomography, X-Ray Computed / Q000191:economics / Q000379:methods*
chemical_list: D003287:Contrast Media