Biliary tract cancer
Biliary tract cancer is a form of cancer that develops in the biliary tract, a system of organs and tubes responsible for creating, transporting, storing, and releasing bile into the small intestine. This type of cancer is relatively rare, but its incidence is increasing worldwide.
Types[edit | edit source]
There are several types of biliary tract cancer, each named for the part of the biliary tract in which they occur. These include:
- Cholangiocarcinoma: This is the most common type of biliary tract cancer. It develops in the bile ducts, which are small tubes that carry bile from the liver to the gallbladder and small intestine.
- Gallbladder cancer: This type of cancer develops in the gallbladder, a small, pear-shaped organ that stores bile.
- Ampulla of Vater cancer: This type of cancer develops in the Ampulla of Vater, a small opening that allows bile and pancreatic juice to enter the small intestine.
Symptoms[edit | edit source]
The symptoms of biliary tract cancer can vary depending on the type and stage of the cancer. Common symptoms may include jaundice, abdominal pain, weight loss, and changes in the color of urine or stool.
Risk Factors[edit | edit source]
Several factors can increase the risk of developing biliary tract cancer, including primary sclerosing cholangitis, liver cirrhosis, and certain genetic disorders. Age, obesity, and a history of gallstones or gallbladder inflammation can also increase risk.
Diagnosis[edit | edit source]
Diagnosis of biliary tract cancer typically involves a combination of medical history review, physical examination, laboratory tests, and imaging studies. In some cases, a biopsy may be needed to confirm the diagnosis.
Treatment[edit | edit source]
Treatment for biliary tract cancer depends on the type and stage of the cancer, as well as the patient's overall health. Options may include surgery, radiation therapy, chemotherapy, and targeted therapy.
Prognosis[edit | edit source]
The prognosis for biliary tract cancer varies widely depending on the type and stage of the cancer, as well as the patient's overall health. Early detection and treatment can significantly improve the prognosis.
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Contributors: Prab R. Tumpati, MD
