Annals of Emergency Medicine
Volume 54, Issue 3 , Page 328 , September 2009

Adult Female With Abdominal Pain

References 

  1. Conrad MR, Landay MJ, Janes JO. Sonographic “parallel channel” sign of biliary tree enlargement in mild to moderate obstructive jaundice. Am J Roentgenol. 1978;130:279–286
  2. Herbay AV, Kuhnel J, Frieling T, et al. Color Doppler sonography avoids misinterpretation of the “parallel channel sign” in the sonographic diagnosis of cholestasis. J Clin Ultrasound. 1999;27:416–432

 For the diagnosis and teaching points, see page 336.

 To view the entire collection of Images in Emergency Medicine, visit www.annemergmed.com

PII: S0196-0644(09)00160-7

doi: 10.1016/j.annemergmed.2009.02.013

Annals of Emergency Medicine
Volume 54, Issue 3 , Page 328 , September 2009

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