Case Presentation: A 71-year-old female presented to an emergency department with progressive weakness and dyspnea with dry cough for 2 weeks; she was afebrile but hypoxic, requiring 2 liters oxygen by nasal cannula. Physical examination was remarkable for diminished right lung sounds. Labs were unremarkable except for elevated C-reactive protein (194.6 mg/L). Chest x-ray revealed a dense [...]

Case Presentation: A 62 year old female with a history of vitiligo, remote bilateral silicone breast implantation, and latent tuberculosis presented with 3 months of B-symptoms, weight loss, and polyarthalgias attributed to a new diagnosis of rheumatoid arthritis. Physical exam was significant for diffuse tender lymphadenopathy most notably at the supraclavicular nodes and a fixed [...]