Averages for San Francisco in January. January San Francisco. Weather Lowdown. January is one of the coldest months in San Francisco, USA and it is also one of the wettest. This month is the rainy season and heavy downpours can occur at any time with a monthâs worth of rain sometimes falling over a couple of days.
When the bile ducts become blocked, bile builds up in the liver, and jaundice (yellow color of the skin) develops due to the increasing levels of bilirubin in the blood. The possible causes of a blocked bile duct include: Cysts of the common bile duct. Enlarged lymp nodes in the porta hepatis. Gallstones.
Symptoms Of Dilated Common Bile Duct. Enlarged bile duct symptoms vary depending upon the cause of enlargement or dilation: Gallstones in bile duct leading to its enlargement: 1  Usually there is a long history of flatulent dyspepsia (eructation). 2  Frequent episodes of abdominal colic.t always needs further investigation. The common causes of bile duct enlargement are: 1  Gallstones: Small gallstones dislodges from the gallbladder, travel all the way in the bile duct and get impacted in the ampula of vater, it is the narrowest site of the bile duct where gallstones can get impacted.