Back to TopCauses. There are many causes of cholestasis. Extrahepatic cholestasis occurs outside the liver. It can be caused by: Bile duct tumors. Cysts. Narrowing of the bile duct (strictures) Stones in the common bile duct. Pancreatitis.
What is the meaning of the October birthstone? The word, âopalâ comes from the Greek term âopallos,â which stands for âto see a changeâ in color. It radiates a mysterious interplay of colors, which come out as delicate tints of different shades when observed from different angles.
The second of the modern December birthstones is Blue Topaz. Its name comes either from the Sanskrit word âtapasâ which means fire, the symbol of love and fidelity, or the greek word âtopazosâ which means âgreen gemstoneâ. As a precious stone, Topaz became known only in the classical era.