[Interstitial pneumonitis as an adverse effect of thalidomide].

A 67-year-old man was admitted to the hospital with symptoms of progressive dyspnoea. For 2 months he had received second-line treatment with dexamethasone and thalidomide for a multiple myeloma. Physical examination revealed a tachypnoeic patient and arterial blood gas analysis revealed a respiratory alkalosis and severe hypoxaemia.