Molecular Tumor Board Case Series: Targeted Treatments For Cancer And Their Toxicities: Amivantamab-Induced Linear

Lindsey Douglass1, Beth Gustafson1, Janakiraman Subramanian2

  • 1Saint Luke's Cancer Institute.

Missouri Medicine
|April 24, 2023
PubMed

Insights

Targeted therapies for lung cancer, like amivantamab for Epidermal Growth Factor Receptor (EGFR) exon 20 mutations, can cause severe side effects. This case highlights significant dermatologic toxicity in a patient with recurrent lung adenocarcinoma.

Area of Science:

  • Oncology
  • Genetics
  • Pharmacology

Background:

  • Next-generation sequencing (NGS) enables targeted cancer treatments.
  • Epidermal Growth Factor Receptor (EGFR) exon 20 insertion mutations are a specific target in lung adenocarcinoma.
  • Balancing treatment efficacy with toxicity is crucial for patient survival.

Observation:

  • A patient with recurrent lung adenocarcinoma harbored an EGFR exon 20 insertion mutation.
  • The patient was treated with amivantamab, a targeted therapy for specific EGFR mutations.

Findings:

  • Amivantamab treatment led to severe dermatologic toxicity in this patient.
  • This adverse event underscores potential risks associated with targeted EGFR therapies.

Implications:

  • Clinicians must carefully monitor for and manage toxicities associated with targeted agents like amivantamab.
  • Understanding treatment-related toxicities is essential for optimizing patient outcomes in precision oncology.
  • Further research may be needed to mitigate or predict severe adverse events in patients receiving EGFR-targeted therapies.

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