[Microscopic polyarteritis in a patient with hypertension].

A case of microscopic polyarteritis in a male aged 45 years having hypertension for 22 years is reported. There were clinical manifestations (hemorrhages, subfebrile temperature, arthralgias and others) and damages in many organs: productive-necrotic alveolitis, capillaritis of various organs, morphological features of hypertension, atherosclerosis, subendocardial myocardial infarction. The leading clinical feature was rapid progression of renal and pulmonary-heart failure.