An unusual bowel pseudotumor.

Peter S. Warren, William J. Garrett, George Kossoff, The liquid-filled stomach – an ultrasonic window to the upper abdomen Journal of Clinical Ultrasound. ,vol. 6, pp. 315- 320 ,(1978) , 10.1002/JCU.1870060506

Lynette A. Thurber, Peter L. Cooperberg, John G. Clement, Edward A. Lyons, Raymond Gramiak, Jerry Cunningham, Echogenic fluid: A pitfall in the ultrasonographic diagnosis of cystic lesions Journal of Clinical Ultrasound. ,vol. 7, pp. 273- 278 ,(1979) , 10.1002/JCU.1870070407

Carl Rubin, Alfred B. Kurtz, Barry B. Goldberg, Water enema: A new ultrasound technique in defining pelvic anatomy Journal of Clinical Ultrasound. ,vol. 6, pp. 28- 33 ,(1978) , 10.1002/JCU.1870060109