[Pulmonary hypertension following Rickettsia infection?].

A latent or stable pulmonary hypertension was established in three patients with a Q-Fever-Infection confirmed as occupational disease. According to sparse informations in the literature the development of a pulmonary hypertension in the course of this disease is taken into account. The investigation programme regarding Q-Fever-Infections should be completed by measurement of pulmonary artery pressure.