title: Image of the month: acute and chronic cholecystitis with abscess formation.
authors.affiliation: Department of Surgery, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Avenue, Boston, MA 02215, USA.
authors.forename: Anne Grayson
authors.initials: AG
authors.lastname: Warren
authors.forename: Sareh
authors.initials: S
authors.lastname: Parangi
mesh_terms: D000038:Abscess / Q000150:complications*; D000208:Acute Disease; D000328:Adult; D002764:Cholecystitis / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology; D002908:Chronic Disease; D005704:Gallbladder / Q000473:pathology; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed