A 49-year-old man comes to the physician for a 2-month history of discomfort in his abdomen. He has lost 7 lbs during this time. Physical examination reveals a palpable mass 4-cm left of the umbilicus. Biopsy of the mass is shown.
Which of the following is the most likely explanation for these findings?
Anti-apoptotic molecule
CD15
GTPase
Serine-threonine kinase
Transcription factor
Tyrosine kinase
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Cut-to-the-chase Answer (0:27):
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HY USMLE Answer (4:33):
