[Wegener's granulomatosis as a rare cause of hemoptysis in childhood].

: Wegener's granulomatosis is together with Churg-Strauss syndrome and microscopic polyangiitis a very rare cause of hemoptysis in childhood. We report on a 14 years old girl who developed arthralgia, purpura, glomerulonephritis and a diffuse alveolar haemorrhage with hemoptysis after a short time period of unspecific symptoms.