EGFR Testing for Metastatic Non-Small Cell Lung Cancer with Jonathan W. Riess, MD, MS: Case 3

Riess case 3:

68-year-old woman undergoing plasma testing for EGFR T790M Mutation.

• The patient is a 68-year-old woman previously diagnosed with adenocarcinoma
• She later developed growth of her primary tumor and several pulmonary nodules.
• She complained of shortness of breath
• Biopsy tissue was insufficient for mutation testing; plasma testing showed the presence of T790M
• After being switched to osimertinib, the patient has sustained disease control