Reactivation of Pulmonary Tuberculosis following Treatment of Myelofibrosis with Ruxolitinib

Figure 2

Supraclavicular lymph node (hematoxylin and eosin stain, 20x) with partially effaced architecture and necrotizing granulomatous inflammation (arrow heads). Focal extramedullary hematopoiesis was also present. The arrow in the inset indicates an acid-fast organism (AFB stain, 1,000x).