A 65-year-old patient with a history of exposure to metal dust comes in to the emergency department with chronic cough and exertional dyspnea. HRCT shows bibasilar, peripheral reticular abnormalities with focal honeycomb cystic changes. What is the most likely diagnosis?

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Risk factors for development of idiopathic pulmonary fibrosis include exposure to smoke, metal dust, farming dust, and hairdressing chemicals. Patients present with chronic cough and exertional dyspnea with HRCT demonstrating bibasilar, peripheral reticular abnormalities with focal honeycomb cystic change.

A 65-Year-Old Patient with a History of Exposure to Metal