[Possibilities of ultrasonic examination in mechanical jaundice].

Under analysis were results of ultrasonic examination of 280 patients with mechanical jaundice. In 137 of them the echotomographic diagnoses were verified by findings of other methods of examination of bile ducts and operative procedures. The origin of jaundice was exactly determined in 95.7% of the patients with the help of ultrasonic examination. The cause of mechanical jaundice was correctly established in 76% of the patients. In 66.6% of the patients operated upon the surgical tactics was determined by results of echotomography only.