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.
Augustâs birthstone, the peridot, symbolizes strength. It is sometimes called the evening emerald for its light green color. It was once believed that the green peridot crystals found in volcanic ashes were the tears of the volcano goddess, Pele.When set in gold, this gem was said to protect the wearer from nightmares.irthstone Meanings by Month. Januaryâs birthstone, the garnet, is thought to keep the wearer safe during travel. Februaryâs birthstone, the amethyst, is said to strengthen relationships and give its wearer courage. At one time, only royalty could wear the gem.