Melanoma Tx Tied to Neurologic Disorder

Excerpt:

“Researchers reported two cases of demyelinating polyradiculoneuropathy after treatment with pembrolizumab (Keytruda) for advanced melanoma.

“The report, in a letter published Wednesday in the New England Journal of Medicine, raises concerns about serious, perhaps irreversible, and previously unknown adverse effects from this class of drug, which targets the PD-1 immune checkpoint pathway. These immunotherapies, offering a whole new way of attacking cancer, have generated excitement across the oncology community in recent years.

“The first patient was receiving treatment for recurrent nasal-cavity melanoma, and developed symptoms consistent with Guillain-Barré syndrome 8 weeks after beginning pembrolizumab therapy (2 mg/kg every 3 weeks), according to Philippe Saiag, MD, PhD, of Versailles Saint-Quentin-en-Yvelines University in Versailles, France, and colleagues.”

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