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Accuracy of abdominal ultrasonography and the role of a second investigation in surgical obstructive jaundice.
The diagnostic accuracy of ultrasonography (US) was evaluated in delineating the site and cause of biliary obstruction in 59 patients of surgical obstructive jaundice (SOJ). A final analysis of the ultrasonographic data ...
The ultrasonographic "common channel" sign: a characteristic feature of malignant obstruction of the lower end of common bile duct
We describe an ultrasonographic "common channel" sign as the characteristic sonographic feature of malignant distal common bile duct (CBD) obstruction. Of 24 patients with obstructive jaundice due to distal CBD obstruction ...