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1.The "double beak sign" on CT.
Metcalfe AM, DiSantis DJ, Alexander LF.
Abdom Radiol (NY). 2021 Apr;46(4):1771-1772. doi: 10.1007/s00261-020-02814-x. Epub 2020 Oct 17.
PMID: 33068129
2.Classic signs of closed loop bowel obstruction.
Chick JF, Mandell JC, Mullen KM, Khurana B.
Intern Emerg Med. 2013 Apr;8(3):263-4. doi: 10.1007/s11739-012-0897-3. Epub 2013 Jan 20.
PMID: 23334928
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