There are other ways your doctor can look for the cause of your enlarged liver. He may use an ERCP, a scope that checks for problems in the ducts (tubes) that carry bile. An MRCP, a special type of MRI, also helps spot that kind of trouble.
Cholestasis is reduction or stoppage of bile flow. Disorders of the liver, bile duct, or pancreas can cause cholestasis. The skin and whites of the eyes look yellow, the skin itches, urine is dark, and stools may become light-colored and smell foul. Laboratory and often imaging tests are needed to identify the cause.
Some of the known causes of polyhydramnios include: 1  A birth defect that affects the baby's gastrointestinal tract or central nervous system. 2  Maternal diabetes. 3  Twin-twin transfusion â a possible complication of identical twin pregnancies in which one twin receives too much blood and the other too little.