Gallbladder Cancer Blood Test

What is Gallbladder Cancer?

Gallbladder cancer is a rare malignancy that originates in the gallbladder tissue, often discovered at advanced stages. It is caused by abnormal cell growth in the gallbladder lining, frequently associated with chronic inflammation, gallstones, and genetic mutations. The Carbohydrate Antigen (CA) 19-9 blood test is the most important tumor marker for monitoring disease progression and treatment response in gallbladder cancer patients.

RECOMMENDED TEST Carbohydrate Antigen (CA) 19-9
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What causes gallbladder cancer?

Gallbladder cancer is caused by abnormal cell growth and mutations in the gallbladder lining, often triggered by chronic inflammation and irritation. Gallstones are present in 75-90% of gallbladder cancer cases, causing repeated inflammation that damages cells over time. Other contributing factors include porcelain gallbladder (calcium buildup in the gallbladder wall), primary sclerosing cholangitis, gallbladder polyps larger than 1 centimeter, and genetic mutations. Chronic bacterial infections of the bile ducts, particularly Salmonella typhi, also increase cancer risk by creating persistent inflammation that promotes abnormal cell changes.

What is the best test for gallbladder cancer?

The Carbohydrate Antigen (CA) 19-9 blood test is the most important tumor marker for monitoring gallbladder cancer because it detects elevated levels of this protein that cancer cells release into the bloodstream. While CA 19-9 cannot diagnose gallbladder cancer on its own, it is essential for tracking disease progression and evaluating how well treatment is working. Elevated CA 19-9 levels often correlate with tumor size and spread, making it valuable for ongoing monitoring. Definitive diagnosis requires imaging studies like CT scans, MRI, or ultrasound combined with tissue biopsy, but CA 19-9 provides critical information about disease activity when interpreted alongside these clinical findings.

When should I get tested for gallbladder cancer?

You should get tested if you experience persistent upper right abdominal pain, unexplained weight loss, jaundice (yellowing of skin and eyes), nausea and vomiting that does not improve, or a lump in your abdomen. Testing is especially important if you have a history of gallstones, chronic gallbladder inflammation, or gallbladder polyps discovered on imaging. People with primary sclerosing cholangitis or a family history of gallbladder cancer should discuss screening with their doctor. If you have already been diagnosed with gallbladder cancer, regular CA 19-9 testing helps monitor treatment effectiveness and detect recurrence early.

What are the symptoms of gallbladder cancer?
Gallbladder cancer symptoms often appear in advanced stages and include persistent pain in the upper right abdomen, unexplained weight loss, loss of appetite, and jaundice (yellowing of skin and eyes caused by bile duct blockage). You might notice nausea, vomiting, abdominal bloating, fever, and a palpable mass in the right upper abdomen. Many people initially mistake these symptoms for gallstones or digestive issues, which delays diagnosis. Early-stage gallbladder cancer typically causes no symptoms, which is why it is often discovered incidentally during gallbladder removal surgery for other conditions like gallstones.
Who is at risk for gallbladder cancer?
People with gallstones have the highest risk for gallbladder cancer, especially stones larger than 3 centimeters or those present for many years. Women are two to three times more likely to develop gallbladder cancer than men, and risk increases significantly after age 65. Other high-risk groups include individuals with porcelain gallbladder, gallbladder polyps larger than 1 centimeter, primary sclerosing cholangitis, chronic Salmonella typhi infection, and congenital bile duct abnormalities. Obesity, smoking, exposure to certain industrial chemicals, and Native American or Mexican ethnicity also increase risk. Family history of gallbladder cancer or genetic conditions like Lynch syndrome elevate risk as well.
What happens if gallbladder cancer is left untreated?
Untreated gallbladder cancer spreads rapidly to nearby organs including the liver, bile ducts, small intestine, and lymph nodes, significantly reducing survival rates. The cancer blocks bile ducts, causing severe jaundice, liver failure, and life-threatening infections. You will experience worsening abdominal pain, profound weight loss, malnutrition, and fluid accumulation in the abdomen (ascites). Advanced gallbladder cancer metastasizes to distant organs like the lungs and bones, causing debilitating pain and organ failure. The five-year survival rate drops dramatically once cancer spreads beyond the gallbladder, making early detection and treatment absolutely critical for the best possible outcome.
Can gallbladder cancer be diagnosed with a blood test?
Gallbladder cancer cannot be definitively diagnosed with a blood test alone, but blood tests provide valuable supporting information. The CA 19-9 tumor marker blood test can be elevated in gallbladder cancer, but it also rises in benign conditions like pancreatitis, liver disease, and bile duct obstruction, limiting its diagnostic specificity. Definitive diagnosis requires imaging studies such as CT scans, MRI, or ultrasound combined with tissue biopsy to examine cells under a microscope. Blood tests like liver function panels, complete blood count, and CA 19-9 are most useful for monitoring disease progression and treatment response after diagnosis rather than for initial screening or diagnosis.
How is gallbladder cancer treated?
Gallbladder cancer treatment depends on the stage at diagnosis, with surgical removal offering the best chance for cure if caught early. Surgery may involve simple cholecystectomy (gallbladder removal) for very early cancers or extended resection that includes parts of the liver, bile ducts, and nearby lymph nodes for more advanced disease. Chemotherapy is often used after surgery to kill remaining cancer cells or as primary treatment when surgery is not possible, typically using gemcitabine combined with cisplatin. Radiation therapy may be added to destroy cancer cells in the surgical area or relieve symptoms like pain and bile duct blockage. Immunotherapy and targeted therapy are emerging options for advanced cases.
How can I prevent gallbladder cancer?
You can reduce gallbladder cancer risk by maintaining a healthy weight through balanced diet and regular exercise, as obesity significantly increases risk. Treating gallstones promptly and considering gallbladder removal if you have large stones (over 3 centimeters) or porcelain gallbladder can eliminate cancer risk in that organ. Eating a diet rich in fruits, vegetables, and fiber while limiting processed foods and unhealthy fats supports gallbladder health. Avoiding smoking and limiting alcohol consumption reduces cancer risk across all organs. If you have chronic gallbladder inflammation, primary sclerosing cholangitis, or large gallbladder polyps, regular monitoring with your doctor and considering preventive gallbladder removal can catch problems early.
What can I do at home for gallbladder cancer?
While home remedies cannot treat gallbladder cancer, you can support your overall health and treatment by eating small, frequent meals that are low in fat to reduce digestive discomfort and nausea. Focus on nutrient-dense foods like lean proteins, cooked vegetables, and whole grains to maintain strength during treatment, and stay well-hydrated to support liver and kidney function. Gentle activities like short walks can reduce fatigue and improve mood when you feel up to it. Managing pain with prescribed medications, using relaxation techniques like deep breathing or meditation, and seeking support from family, friends, or cancer support groups helps cope with emotional and physical challenges. Always coordinate with your medical team before starting any supplements or making dietary changes.
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Long story short:
  1. In the test options, use the filters or search box to narrow your choices and find the test you want.
  2. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
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  6. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
  7. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!
  8. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.
How do I know which test to get?
In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option.

Just text or call us at 754-799-7833, email us at support@privatemdlabs.com, and we'll gladly help you. We've got your back and reply quickly.
Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?
Absolutely! We totally understand that errors can happen. No worries, we're here to help you.

Just reach out to us via text at 754-799-7833 or shoot us an email at support@privatemdlabs.com. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you.

There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out.

Our lab requires an address to be listed to generate an order.
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Only HSA & FSA is accepted.

Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts.

This policy applies to all insurance companies, including federal health insurance programs like Medicare.

If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com.
Can I cancel my order?
Yes.

We get it – sometimes your needs change.

As long as your samples haven’t been collected yet, we’re happy to help you cancel your order.

If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com.

You can read more about our cancellation policy here.
How can I find a lab location near me?
During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp).

Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym.

If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.
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Carbohydrate Antigen (CA) 19-9
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No need to visit a doctor
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No extra fees paid at the lab

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