https://www.selleckchem.com/pr....oducts/irak-1-4-inhi
Methotrexate-induced pneumonitis is a rare but potentially fatal side effect. It is a diagnosis of exclusion. There are early and late forms and different cell patterns in the bronchoalveolar lavage (BAL). We present a case of acute interstitial lung disease in a 54-year-old patient who had been taking methotrexate for a year and a half for rheumatoid arthritis. After excluding other causes and based on the diagnostic criteria of Searles and McKendry, we could reasonably identify methotrexate as the cause of the lung diseas