Dave Coulier’s tongue cancer diagnosis: A second battle after lymphoma victory

Dave Coulier, the comedic Uncle Joey of "Full House" fame, unleashed a bombshell on NBC's "Today" show: he has tongue cancer, a mere seven months after surviving non-Hodgkin lymphoma. The 66-year-old actor labeled 2025 a "rollercoaster year," but fortunately, he has very positive odds with radiation treatments on the horizon. A routine scan revealed the p16 squamous cell carcinoma at the base of his tongue; this was unrelated to his previous cancer but really points out the power of checkups. Read on to know more about his condition.

Squamous cell carcinoma arises from flat squamous cells lining moist surfaces like the tongue, throat, or skin. In the tongue, it forms 90% of oral cancers, aggressive with local invasion and lymph node spread risks. Coulier's base-of-tongue site (oropharynx) differs from the mobile tongue tip, often HPV-tied vs. smoking/alcohol classic risks. Mayo Clinic notes early spots look like ulcers; advanced bring bleeding, swallowing pain.

Back in November 2024, it was a swollen groin lymph node during a bug that had Coulier going to doctors. A biopsy confirmed stage 3 non-Hodgkin lymphoma; he hit fast with chemo shortly afterward. Treatments dragged through early 2025, but the scans lit up clean in March with no evidence of disease. He shared his elation on social media, grateful for family and fans, but stuck to the pattern of PET scans every few months. That vigilance has paid off big.

Non-Hodgkin lymphoma (NHL) comprises over 60 cancer types starting in lymphocytes, white blood cells fighting infection, unlike rarer Hodgkin lymphoma with Reed-Sternberg cells. It hits lymph nodes in neck, armpits, groin, or chest, but spreads unpredictably to spleen, liver, bone marrow, or blood. Coulier's case stayed out of bone marrow, a positive sign. Over 80,000 U.S. cases yearly, per American Cancer Society, with B-cell (85%) most common.

A follow-up PET scan in October 2025 revealed a hotspot at the base of his tongue-no pain, no sores, no hints. The first biopsy didn't catch it, but CT, MRI, and a deeper tissue grab nailed p16-positive squamous cell carcinoma, the HPV-linked oropharyngeal kind. Coulier says he was shocked, believing lymphoma was returning, but all the experts in his line of contact assured him this, too, was another separate fight. Coulier has never used tobacco or booze, culprits otherwise.

Started on Monday to Friday with radiation blasts, 35 in total, wrapping on December 31, 2025--no chemo repeat. Expect nausea, "radiation brain" fuzz, and sore tongue from left-side biopsy healing. According to the National Cancer Institute, P16-positive diagnoses tend to see a cure rate of 90% when caught early--far greater than p16-negative. Coulier remains optimistic, referring to this round as "less aggressive" compared to chemo hell.

That cancer usually ties in with long-term HPV-16 from oral sex, preventable by vaccines for youth. The American Cancer Society notes that p16 markers predict stellar radiation response. Coulier is really pushing hard: get your colonoscopies, mammograms, PSA tests, and see dentists too. His back-to-back scares prove that scans snag silent threats. Fans praise his openness for sparking talks on the stigma of men's health.