title: Ultrasound case of the day. Poorly differentiated mucinous adenocarcinoma of the sigmoid colon, metastatic to the tunica vaginalis of the left hemiscrotum.
authors.affiliation: Department of Radiology, Jefferson Medical College, Thomas Jefferson University Hospital, Philadelphia, PA.
authors.forename: W F
authors.initials: WF
authors.lastname: Dahnert
authors.forename: M D
authors.initials: MD
authors.lastname: Rifkin
authors.forename: A B
authors.initials: AB
authors.lastname: Kurtz
mesh_terms: D002288:Adenocarcinoma, Mucinous / Q000175:diagnosis / Q000556:secondary*; D000368:Aged; D000369:Aged, 80 and over; D005834:Genital Neoplasms, Male / Q000175:diagnosis / Q000556:secondary*; D006801:Humans; D008297:Male; D012611:Scrotum / Q000473:pathology*; D012811:Sigmoid Neoplasms; D014463:Ultrasonography