What Is T-Cell Lymphoma?
T-cell lymphoma is a type of non-Hodgkin lymphoma (NHL) that starts in T-lymphocytes, the white blood cells that help direct the body’s immune response. It is much less common than B-cell lymphoma.
T-cell lymphoma is not one disease. It is a family of subtypes, including:
- Peripheral T-cell lymphoma, not otherwise specified (PTCL-NOS): the most common subtype, and often aggressive.
- Angioimmunoblastic T-cell lymphoma (AITL): frequently causes swollen lymph nodes, rash, and immune abnormalities.
- Anaplastic large cell lymphoma (ALCL): classified by whether the cancer cells carry the ALK protein.
- Cutaneous T-cell lymphomas: including mycosis fungoides and Sézary syndrome, which first appear in the skin.
- Rarer forms: such as extranodal NK/T-cell lymphoma and hepatosplenic T-cell lymphoma.
Because these subtypes behave so differently, the exact diagnosis on a pathology report matters a great deal, both medically and legally.
Can Benzene Exposure Cause T-Cell Lymphoma?
Benzene is a well-established cause of certain blood cancers and blood disorders. The International Agency for Research on Cancer (IARC) classifies benzene as a Group 1 human carcinogen. IARC found sufficient evidence that it causes acute myeloid leukemia and has reported positive associations with other blood cancers, including non-Hodgkin lymphoma. [1]
Several large studies and meta-analyses have reported elevated NHL risk among benzene-exposed workers. [2, 3] Benzene can damage the bone marrow and affect the immune system. Research has documented chromosomal changes among benzene-exposed workers, as well as reduced white blood cell counts in workers exposed to benzene at levels below 1 part per million. [1, 4] Lymphocytes, a type of white blood cell, are the cells from which lymphomas develop.
It is important to be candid about one thing. Much of the research groups NHL subtypes together or focuses on B-cell lymphomas, which are far more common. [2, 3] Fewer studies separately examine T-cell lymphoma.
A 2026 systematic review and meta-analysis of 95 studies found an increased risk of lymphoid cancers overall among people exposed to benzene, particularly B-cell cancers. However, the researchers did not find a statistically significant increase in T-cell and natural killer cell cancers overall. [3]
The limited T-cell-specific research makes these cases more difficult to evaluate. Whether benzene contributed to a particular person’s T-cell lymphoma depends on the specific subtype, the level and duration of exposure, and a careful review of the medical and scientific evidence.
Which Workers Are Exposed to Benzene?
Benzene exposure is not limited to chemical plants. Many of the people we represent were exposed through ordinary products they used every day at work:
- Mechanics who used carburetor and brake cleaners, parts washers, degreasers, and gasoline.
- Pressmen and printers who used blanket washes, roller washes, and press cleaning solvents.
- Refinery and petrochemical workers exposed to crude oil, gasoline, and process streams.
- Offshore and maritime workers exposed to fuels and solvents aboard vessels and platforms.
Benzene can enter the body by breathing vapors and through skin contact. Workers who cleaned parts by hand, handled solvent-soaked rags, or worked around solvents in poorly ventilated areas could have experienced repeated exposure without knowing benzene was present in the products they used.
Signs and Symptoms of T-Cell Lymphoma
Symptoms vary by subtype but may include:
- Painless swelling of lymph nodes in the neck, armpit, or groin
- Persistent fatigue
- Fevers, night sweats, or unexplained weight loss
- Skin rashes, patches, or itching, especially with cutaneous subtypes
- Enlarged liver or spleen
These symptoms can have many causes and do not necessarily mean someone has lymphoma. Anyone experiencing concerning symptoms should see a physician. A diagnosis generally requires a biopsy and specialized pathology testing.
Why Your Work History Matters
Doctors focus on treatment, which is exactly what they should do. But oncologists may not take a detailed occupational history. They may never ask what solvents you used, for how long, or whether you washed your hands in gasoline.
If you or a loved one has been diagnosed with T-cell lymphoma, it helps to write down:
- Every job you’ve held and the years you worked there
- Products you used, including brand names if you remember them
- How you used them, such as spraying, dipping, wiping, or soaking
- Ventilation and protective equipment, including whether you worked in enclosed or poorly ventilated areas
- Names of coworkers who performed similar work
Coworkers, employment records, old photos, product information, and other historical records may help reconstruct an exposure history decades later.
Can You File a Benzene Lawsuit for T-Cell Lymphoma?
A T-cell lymphoma diagnosis alone does not establish that benzene caused the disease or that a legal claim exists. These cases require a careful review of the specific lymphoma subtype and the worker’s occupational exposure history.
Lymphoma cases are scientifically complex. Their strength depends heavily on the subtype, the exposure history, and the expert testimony available. The rules for scientific evidence also differ from state to state. That is why these cases require lawyers who understand both the medicine and how the other side builds its defense.
Hughes Law Offices focuses on benzene-exposure cancer cases, and our team includes lawyers who previously defended companies in toxic tort litigation. We know how manufacturers and their experts approach these claims, and we use that experience to evaluate every case honestly.
Families who lost a loved one to T-cell lymphoma may also have a wrongful death claim. The availability and requirements of a wrongful death claim depend on the circumstances and applicable state law.
Frequently Asked Questions
Does benzene cause T-cell lymphoma?
Benzene is a known human carcinogen and an established cause of certain blood cancers, including AML. Research has also examined benzene exposure and non-Hodgkin lymphoma. Research specific to T-cell lymphoma is more limited, and a 2026 meta-analysis did not find a statistically significant overall increase in T-cell and natural killer cell cancers. Whether benzene contributed to an individual case requires review of the specific diagnosis and exposure history.
What is the difference between T-cell and B-cell lymphoma?
Both are types of non-Hodgkin lymphoma. B-cell lymphomas start in B-lymphocytes and are far more common. T-cell lymphomas start in T-lymphocytes and include subtypes such as PTCL-NOS, AITL, ALCL, and mycosis fungoides.
What jobs involve benzene exposure?
Common examples include auto and diesel mechanics, printing press operators, refinery workers, and offshore and maritime workers. Exposure often came from solvents, degreasers, parts cleaners, press washes, and gasoline. See Who We Serve for more occupations.
How long after benzene exposure can lymphoma develop?
Lymphomas and other blood cancers may be diagnosed years after occupational exposure. The relevant latency period depends on the disease, exposure history, and individual circumstances.
Is there a deadline to file a benzene lawsuit?
Yes. Statutes of limitations apply to benzene exposure claims, and deadlines vary by state and by the circumstances of the case. Anyone considering a claim should have the applicable deadline reviewed promptly.
Sources & References
1. International Agency for Research on Cancer (IARC). Benzene. IARC Monographs on the Evaluation of Carcinogenic Risks to Humans, Volume 120. Lyon, France: International Agency for Research on Cancer; 2018. View the IARC Benzene Monograph
2. Rana I, Dahlberg S, Steinmaus C, Zhang L. Benzene exposure and non-Hodgkin lymphoma: a systematic review and meta-analysis of human studies. The Lancet Planetary Health. 2021;5(9):e633–e643. View the study on PubMed
3. Park HW, Kim Y, Lee SY, Kim Y, Lee W. Lymphoid neoplasms and benzene exposure using a revised classification scheme: systematic review and meta-analysis. Occupational and Environmental Medicine. 2026;83(2):113–120. View the study on PubMed
4. Lan Q, Zhang L, Li G, Vermeulen R, Weinberg RS, Dosemeci M, et al. Hematotoxicity in workers exposed to low levels of benzene. Science. 2004;306(5702):1774–1776. View the study on PubMed
