[A case of primary pulmonary hypertension in a 52-year old man]

The presented case of primary pulmonary hypertension is worth attention in view of rare incidence in men, especially those over 50 years of age. It was possible to observe the course of the disease and to perform examinations confirming the diagnosis. The unavoidable and rapid progression of lesions, extremely poor prognosis and lack of possibilities of causal treatment should be stressed.