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by the American Institute of Ultrasound in Medicine J Ultrasound Med 28:657-662 0278-4297
Isolated Torsion of the Fallopian TubeThe Sonographic Whirlpool SignSonoscan Ultrasonic Scan Center, Coimbatore, India. Address correspondence to S. Boopathy Vijayaraghavan, MD, DMRD, 15 B Venkatachalam Rd, R. S. Puram, Coimbatore 641 002, India. E-mail: sonoscan{at}vsnl.com, sboopathy{at}eth.net
Objective. The purpose of this series is to describe the sonographic features of isolated torsion of the fallopian tube. Methods. Sonography was performed in 4 women with acute lower abdominal pain. Results. The uterus and ovaries were normal in the 4 women. The ipsilateral fallopian tube was distended with fluid. A round mass was seen close to the tube. A sonographic whirlpool sign was seen on rocking movement of the probe over the mass. Ipsilateral torsion of the fallopian tube was confirmed at surgery in all of them. Conclusion. The sonographic whirlpool sign is the specific sign of tubal torsion.
Key Words: fallopian tube sonography torsion whirlpool sign
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