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.
Agate is the Mystical birthstone for September. It is also the birth stone for the Zodiac sign of Gemini (see the birthstone list for other references to agate). Agate is the accepted gemstone for the 12th and 14th wedding anniversaries. A very small sample of some of the many agates which are found all over the world.