Liver Cancer from Agent Orange and Other Exposures

Liver cancer is not on the Agent Orange presumptive list, so the way to win VA disability is to prove the connection: directly, by linking the cancer to Agent Orange exposure, or as a secondary condition tied to something the VA already covers. Veterans win these claims every day, and once granted, active liver cancer is rated 100 percent. Cancer residuals are also ratable based on the medical evidence.

• Liver cancer is not an Agent Orange presumptive condition. However, it may qualify for presumptive service connection in veterans exposed to burn pits, contaminated water at Camp Lejeune or certain types of radiation during military service.
• When diabetes, hepatitis, or cirrhosis is already service-connected, a secondary liver cancer claim may be available when there is medical evidence establishes that a service-connected condition caused or aggravated the liver cancer. to establish than a direct service connection claim.
• A detailed medical opinion that connects liver cancer to military service (and explains why other possible causes are less likely) can significantly improve the chances of overturning a denial.

Is Liver Cancer A Presumptive VA Disability?

Primary liver cancer, also called hepatocellular carcinoma (HCC), is not on the VA’s Agent Orange presumptive list, but it does qualify as a presumptive condition under other VA exposure presumptives: burn pits, Camp Lejeune water contamination, and for a qualifying “radiation-exposed veteran” who participated in a radiation-risk activity, except when cirrhosis or hepatitis B is indicated. Each has its own specific requirements.

1. Radiation Exposure: Veterans exposed to certain radiation-related risks may qualify for presumptive service connection for primary liver cancer, except for situations when the cancer is associated with cirrhosis or hepatitis B.
2. Camp Lejeune Water Contamination: Veterans who lived or served at Camp Lejeune or Marine Corps Air Station New River for at least 30 cumulative days between August 1, 1953 and December 31, 1987 are presumed to have been exposed to contaminated drinking water. The VA recognizes this exposure as a cause of several serious health conditions, including liver cancer.
3. Burn Pits and Airborne Hazards: Some liver/intrahepatic tract cancers may fall under the PACT Act’s gastrointestinal cancer presumption for Gulf War and post-9/11 veterans.

What Counts As Liver Cancer For A VA Claim?

The most common type of primary liver cancer is hepatocellular carcinoma (HCC), rated under Diagnostic Code 7343. It begins in hepatocytes, the liver’s main cells. The term “primary” means the cancer originated in the liver rather than spreading from another organ.

Several liver-related cancers are commonly mistaken for HCC, but have their own medical causes, VA claim requirements, and rating rules. The most common examples include cholangiocarcinoma (bile duct cancer) and metastatic liver cancer.

• Metastatic Liver Cancer: A severe cancer that occurs when cancer spreads to the liver from another organ, such as the colon, ovaries, pancreas, lungs, or breasts. Unlike HCC, metastatic liver cancer is rated under the originating cancer’s diagnostic code, instead of under DC 7343.
• Cholangiocarcinoma: This cancer starts in the bile ducts, which are small tubes that carry bile from the liver to the gallbladder and intestine.

While Hepatocellular Carcinoma (HCC) claims can succeed if secondary to service-connected liver disorders or other conditions, bile duct cancer claims often require a direct service connection supported by a detailed medical opinion linking the cancer to military service (some research has examined whether multiple exposures, including liver-fluke infection and dioxin exposure, may affect cholangiocarcinoma risk).

How Does The VA Rate Liver Cancer?

During treatment (surgery, chemotherapy, radiation, or other approved modalities) and for at least 6 months after treatment ends, veterans with active liver cancer (DC 7343) receive a 100% disability rating under 38 C.F.R. § 4.114. If there is no local recurrence or metastasis, VA evaluates the residuals. The VA schedules a required examination after the six-month period to determine whether the cancer is still active. If the disease is in remission, the VA evaluates any lasting health problems, called “residuals,” caused by the cancer or its treatment, and assigns a rating based on those residual symptoms or conditions.

If the cancer results in a liver transplant, VA evaluates the transplant under DC 7351. A liver transplant is rated 100% from the date of hospital admission and continues until VA conducts the required post-transplant examination one-year following discharge, with a minimum rating assigned for ongoing residuals.

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What Happens to the VA Rating After Liver Cancer Treatment Ends?

If the liver cancer is in remission, residuals (such as cirrhosis or chronic liver disease) are rated on the liver damage left behind. Residual cirrhosis (DC 7312) is rated on the objective Model for End-Stage Liver Disease (MELD) score.

Liver Disease Residuals / Cirrhosis Ratings

Residual Ratings for Chronic Liver Disease without Cirrhosis (DC 7345)

How Do I Prove Agent Orange Caused Liver Cancer Without the VA Presumption?

Veterans can establish direct service connection with a medical nexus linking HCC to herbicide exposure. In Combee v. Brown, 34 F.3d 1039 (Fed. Cir. 1994), the Federal Circuit held that the presumptive framework does not prevent a veteran from proving direct service connection with individualized evidence.

Liver Cancer and Herbicides Research

Current research has not yet shown a strong overall link between Agent Orange exposure and HCC. In a review study, the National Academies of Sciences, Engineering, and Medicine (NASEM) found that the available research was insufficient to confirm a direct link between herbicide exposure and hepatobiliary (liver and bile duct) cancers.

A large 2023 national cohort study examined liver cancer risk in 296,505 Vietnam veterans. Researchers found no significant increase in HCC rates among veterans exposed to Agent Orange compared with those who were not exposed (with an adjusted hazard ratio of 1.00 in cirrhotic veterans and 1.05 in non-cirrhotic veterans).

The lack of research indicating a clear link makes it more difficult (but not impossible) to tie liver cancer directly to Agent Orange. This is why a secondary service connection to another disability (such as diabetes, which is an Agent Orange presumptive condition) is often the better path for veterans.

What Type of Evidence Does a Liver Cancer Claim Require?

• Medical and pathology records confirming a formal, current diagnosis of hepatocellular carcinoma (HCC) or cholangiocarcinoma
• Treatment records from oncologists (cancer specialists), hepatologists (liver specialists), surgeons, and other healthcare providers involved in care
• Military service records (DD214) establishing qualifying service and presumed exposure to Agent Orange or other toxic substances in the locations and timeframes recognized by the VA
• A private independent medical opinion (IMO) from a hepatologist or oncologist (often more persuasive than a general C&P opinion); the IMO should detail the link between the development of liver cancer and military service/herbicide exposure, highlighting whether there was a history of hepatitis, cirrhosis, alcohol abuse, or other common risk factors.
• The medical nexus opinion should state that liver cancer is “at least as likely as not” caused by military service, or caused or aggravated by a service-connected disability, and should provide a reasoned medical explanation.

Can Liver Cancer Be Service Connected As Secondary To Agent Orange Diabetes?

Extensive scientific and clinical research shows a strong link between Type 2 diabetes and Agent Orange exposure. Liver cancer can therefore be claimed as a secondary service-connected disability linked with presumptive Type 2 diabetes.

Chronic diabetes increases the risk of liver disorders such as Non-Alcoholic Steatohepatitis (NASH) and Non-Alcoholic Fatty Liver Disease (NAFLD). A large 2023 national study found that veterans with NAFLD and NASH faced a significantly higher risk of developing liver cancer.

Other Secondary Paths to VA Disability

Hepatocellular cancer often develops after years of ongoing liver damage. Repeated injury from disorders such as hepatitis B, hepatitis C, cirrhosis, or other chronic liver diseases can trigger inflammation, cell death, and abnormal cell growth that eventually leads to cancer.

When HCC develops because of cirrhosis, veterans with service-connected cirrhosis may qualify for secondary service connection.

Hepatitis C is a major risk factor for hepatocellular carcinoma. A service-connected hepatitis C disability may be valuable, even with a 0% rating, because it establishes service connection and may support a secondary claim if the disease later progresses to cirrhosis or liver cancer.

Why Does the VA Deny Liver Cancer Claims?

If the VA denied your liver cancer claim because the condition is not presumptive, or if you are unsure whether a direct or secondary claim approach offers the strongest path forward, Hill & Ponton can evaluate your case, identify the best legal strategy, and help you win your appeal.

Content Reviewed by

Attorney Shelly M. Mark

Shelly is an attorney passionate about serving underserved communities, including veterans, homeless individuals, and those in need. With experience in VA disability claims and social security law, she has worked with non-profits and as an Equal Justice Works Fellow.