The study, published in the journal "Hypertension" showed that the main cause of secondary hypertension, obstructive sleep apnea, a leading symptom is snoring.
Knowledge about the causes of secondary hypertension can significantly help in the correct tactics of treatment, and therefore the fastest normalize blood pressure and reduce cardiovascular risk associated with hypertension.
Patients with resistant hypertension were investigated for the presence of known causes of hypertension, regardless of symptoms and signs, including coarctation of the aorta, Cushing's syndrome, obstructive sleep apnea, medical reasons, pheochromocytoma, primary aldosteronism, pathology of the renal parenchyma, renovaskulyarnoy hypertension and thyroid diseases.
Among 125 patients with obstructive sleep apnea was the most common condition associated with sustained hypertension (64,0%). Predictor of obstructive sleep apnea was snoring, large neck circumference, and age more than 50 years.
Considering the obtained results, patients with snoring, or rather their relatives, should pay attention to the attending physician on this symptom for proper correction of blood pressure.