Correct!
3. The 18FDG-PET/CT scan shows more than one site of metabolically active abnormality
The 18FDG-PET/CT scan shows that the right apical lesion is metabolically active, with central areas that are relatively photopenic, correlating with the possibility of necrosis noted at enhanced chest CT. An additional site of metabolic activity is identified in the right paratracheal region, anterior to the carina, consistent with the enlarged lymph node in this region at enhanced chest CT.
Based on the information thus far, which of the following represents the most likely diagnosis for the patient’s condition? (Click on the correct answer to be directed to the ninth of 12 pages)