Oral melanoma radiation therapy for dogs — AARADONC Palm Beach Florida
Oral Melanoma Radiation Therapy · Dogs · Florida

Radiation therapy
for oral melanoma
in dogs — Florida.

Oral melanoma is the most common malignant oral tumor in dogs. Radiation therapy provides local control of the tumor.

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Understanding Oral Melanoma in Dogs

Local control with radiation.

Oral melanoma grows quickly and metastasizes early — to regional lymph nodes and distant sites including the lungs. This is why local treatment alone is rarely enough. Radiation provides local control, and your oncologist can discuss additional treatment options with you.

Oral melanoma arises most commonly from the gingiva, hard palate, and labial mucosa. It grows rapidly and often invades adjacent bone. The first warning signs — facial swelling, difficulty eating, halitosis, or bloody saliva — often appear when the tumor is already at a significant size. Rapid progression means that staging and treatment should begin as soon as the diagnosis is confirmed.

Why radiation therapy is highly effective for melanoma

Unlike some tumors that respond best to many small radiation doses, melanoma is particularly sensitive to larger radiation doses. This means meaningful local control can often be achieved with fewer treatments — fewer anesthetic events and a shorter treatment course. Definitive radiation therapy is also an option and may be preferred in select cases.

Stage matters. CT imaging of the skull and thorax, plus fine-needle aspirate of regional lymph nodes, is standard before treatment. Staging determines prognosis and helps plan treatment.

What to expect from treatment

Radiation for oral melanoma is delivered under short general anesthesia and the dog goes home the same day. Most patients tolerate treatment well. Acute oral mucosal reactions are the most common side effect and are temporary. Tumor response — visible shrinkage and reduced discomfort — typically becomes apparent within weeks of completing the radiation course.

At AARADONC, Dr. Lisa DiBernardi is on site and personally designs every oral melanoma treatment plan — reviewing staging CT, histopathology, and clinical history before selecting the protocol. Every plan is built for that specific patient.
References

Scientific references.

The clinical information on this page is grounded in peer-reviewed veterinary radiation oncology literature.

  1. Baja AJ, et al. (2022). A retrospective study of 101 dogs with oral melanoma treated with a weekly or biweekly 6 Gy × 6 radiotherapy protocol. Vet Comp Oncol.
  2. Cancedda S, et al. (2014). Efficacy and side effects of radiation therapy in comparison with radiation therapy and temozolomide in the treatment of measurable oral canine melanoma. Vet Comp Oncol.
  3. Cunha SC, et al. (2018). Radiation therapy for oral melanoma in dogs: a retrospective study. Ciência Rural. 48(4).
  4. Bateman KE, et al. (1994). Radiation therapy for the treatment of canine oral melanoma. J Vet Intern Med.
For Pet Families
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Prompt response.

Dr. DiBernardi is on site and personally reviews every case. Tell us about your dog and we'll respond promptly with a clear recommendation.

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For Veterinarians
Refer a patient with
oral melanoma.

Submit a referral and receive prompt acknowledgment. We coordinate directly with your practice throughout treatment and provide full written reports.

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