Case Presentation: Granulomatosis with Polyangiitis (GPA) is a rare necrotizing vasculitis characterized by chronic granulomatous inflammation and localized and systemic manifestations. It typically involves the upper airway, lungs, and kidneys, but potentially affects every organ with a highly variable clinical trajectory. Diffuse alveolar hemorrhage (DAH) is one of its least common pulmonary manifestations, characterized by [...]

Case Presentation: A 34 year old female presented to the emergency department with several days of rapidly progressive skin and tongue lesions. Over the preceding months, she was evaluated by outpatient otolaryngology for recurrent otalgia and sinusitis, receiving antibiotics and prednisone without improvement. She underwent electromyography with neurology and was diagnosed with peripheral neuropathy of [...]

Case Presentation: 54-year-old female with past medical history of bronchitis was referred for evaluation of hemoptysis and chest radiograph changes. She had 5 pack year history of cigarette smoking but quit 4 years prior. Additionally, she admitted to significant occupational exposure working as an electrician for 8 years. On physical examination, her temperature was 37.3°C, [...]