. Step 17 of 41
Clinical Stem 1
Non-smoking female with a new right upper lobe lung mass and three PET-positive mediastinal lymph nodes

Question 5
You choose to submit these samples for which of the following tests?
A. EGFR (mutation analysis)

B. KRAS (mutation analysis)

C. ALK gene rearrangement

D. All of the above
incorrect correct
Each fictitious clinical case scenario is based on a conglomerate of real patient data. Cases have been modified to avoid any possibility for patient identification and to help meet educational objectives. Any resemblance to real persons, living or deceased, is purely coincidental.

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