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Beta-HPV Integration Directly Causes Skin Cancer in Immunocompromised Patient

A tailored stem cell transplant that restored T-cell function led to durable remission, prompting calls to evaluate beta-HPV–driven skin cancer in patients with T-cell deficiencies.

Squamous cell carcinoma of the upper lip in a 50-year-old woman.
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Overview

  • The New England Journal of Medicine published the first confirmed case of beta-HPV integrating into skin-cell DNA and driving cutaneous squamous cell carcinoma.
  • Genetic sequencing of a 34-year-old patient’s tumor revealed extensive viral protein production from the integrated beta-HPV genome.
  • An inherited T-cell signaling defect allowed the virus to replicate unchecked, overturning the belief that beta-HPV only facilitates UV-driven mutations.
  • A personalized stem cell transplant restored the patient’s T-cell function and has prevented cancer recurrence for more than three years.
  • Study authors are examining other patients with T-cell deficiencies to determine the prevalence of beta-HPV–driven skin cancers and guide future surveillance.