A 19-year-old man comes to the physician for a 1-month history of a right-sided painless neck mass and generalized pruritis. X-ray of the chest shows a mediastinal mass. Laboratory studies show increased ESR, ferritin, and LDH. Which of the following is most likely to be seen in this patient?
Bilobed nuclei with prominent nucleoli
Hypervitaminosis-D
Myasthenia gravis
PPD positivity
Viral intranuclear inclusions