title: Bedside emergency ultrasonography in the evaluation of a perirectal abscess.
authors.forename: Deepak
authors.initials: D
authors.lastname: Chandwani
authors.forename: Richard
authors.initials: R
authors.lastname: Shih
authors.forename: Dennis
authors.initials: D
authors.lastname: Cochrane
mesh_terms: D000038:Abscess / Q000000981:diagnostic imaging* / Q000601:surgery; D004322:Drainage; D004636:Emergency Service, Hospital; D006801:Humans; D008297:Male; D008875:Middle Aged; D019095:Point-of-Care Systems; D012002:Rectal Diseases / Q000000981:diagnostic imaging* / Q000601:surgery; D014463:Ultrasonography