Case Presentation: A 27 y.o. male with a history of pre-B cell ALL in complete remission on maintenance therapy with vincristine, 6-mercaptopurine, methotrexate, and receiving intrathecal methotrexate for CNS prophylaxis presented with a 2 week history of fevers, productive cough, night sweats, and fatigue. He had no recent exposure to children or sick contacts. Physical […]