Over-the-counter drug-induced lung injuries with both diffuse alveolar haemorrhage and diffuse alveolar damage

Description 

A 41-year-old Japanese man with no underlying disease was admitted to our hospital with haemoptysis and dyspnoea. Two weeks prior to admission, he had caught a cold and took an over-the-counter drug (topikku GX), subsequently general fatigue and cough were worsening progressively. Hence, he presented to another hospital, owing to acute onset of dyspnoea on effort and haemoptysis, where chest X-ray was taken and revealed bilateral abnormal shadow in the middle lung fields, after that he was referred to our hospital.

On examination, his general appearance was moderately ill; blood pressure was 126/72 mm Hg, heart rate was 90 beats/min, oxygen saturation was 90% under ambient air, respiratory rate was 20 breath/min and body temperature was 38.2°. Chest auscultation revealed bilateral inspiratory mid to late crackles. Laboratory blood test showed mild elevation of liver function tests (Aspartate aminotransferase 42 IU/L, Alanine aminotransferase 34 IU/L), Lactate dehydrogenase 379 IU/L, C-reactive protein 28.2 mg/L, the rest of...

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