The second most important pattern to recognize, the fibrosis pattern. Kevin and Max go over the essential requirements to make a diagnosis of usual interstitial pneumonia.
Kevin and Max explore one of the more common mimics of usual interstitial pneumonia, chronic hypersensitivity pneumonitis. Visit https://www.6patterns.org/ for more.
Max and Kevin review the histologic features that suggest connective tissue disease as an etiology to advanced pulmonary fibrosis. Visit https://www.6patterns.org/ for more.
Max and Kevin discuss a case of chronic aspiration bronchiolitis and the features required to make the pathologic diagnosis. Visit https://www.6patterns.org/ for more.
Kevin and Max describe the cryo biopsy procedure and diagnose diffuse septal pulmonary amyloidosis.