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.
October also has two birthstones; Tourmaline and Opal. Tourmaline is a favorite gemstone for many because itâs available in a rainbow of beautiful colors. Opal gemstones are truly unique because each individual gem is adorned with a one-of-a-kind color combination.