Case Presentation: A 64-year-old man presented with persistent anemia, weight loss, fatigue, fever, cough, episcleritis, chondritis, and facial pain. Initial investigations highlighted macrocytic anemia and elevated alkaline phosphate. Despite initial suspicion of a streptococcal infection and subsequent treatment with antibiotics, his condition did not improve. Further evaluation revealed cavitary nodules on chest imaging, with biopsies [...]