title: Image of the month. Tearing of the colon in a patient with collagenous colitis during colonoscopy.
authors.affiliation: Department of Gastroenterology, Reinier de Graaf Gasthuis, Delft, The Netherlands.
authors.forename: Rene
authors.initials: R
authors.lastname: van Velden
authors.forename: Isabelle
authors.initials: I
authors.lastname: Snieders
authors.forename: Rutger
authors.initials: R
authors.lastname: Quispel
mesh_terms: D046729:Colitis, Collagenous / Q000150:complications* / Q000473:pathology*; D003106:Colon / Q000293:injuries* / Q000473:pathology*; D003113:Colonoscopy / Q000009:adverse effects*; D005260:Female; D006651:Histocytochemistry; D006801:Humans; D008853:Microscopy; D008875:Middle Aged; D011860:Radiography, Abdominal