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cholestatic jaundice

pathology
Also known as: obstructive jaundice

Quick Summary

Cholestatic jaundice, also known as obstructive jaundice, is a type of jaundice that occurs when normal liver cells are unable to transport bilirubin either through the liver's capillary membrane or through the biliary tract due to anatomical obstructions. These obstructions can be caused by conditions such as gallstones or cancer.12

Key characteristics of cholestatic jaundice include:
* Amber-colored urine: This is due to the presence of conjugated bilirubin being filtered by the kidneys.13
* Pale, clay-colored stools: This occurs because bile pigments, which give stool its color, are unable to reach the intestine due to the obstruction.14
* Itching of the skin: This is a common symptom associated with cholestasis.1

Cholestasis can arise from various conditions affecting the liver's bile passages (intrahepatic cholestasis) or from blockages outside the liver in the biliary tract (extrahepatic cholestasis). Diagnosing the exact level of obstruction often requires advanced imaging techniques. Prolonged cholestatic jaundice can lead to secondary issues, such as impaired absorption of fat-soluble vitamin K due to the lack of bile salts in the intestine, which can affect blood clotting.12

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