Carotid sinus hypersensitivity is common in patients presenting with hip fracture and unexplained falls.

Background: We tried to determine the prevalence of carotid sinus hypersensitivity (CSH) in patients with hip fractures with and without a clear history of an accidental fall.

Methods: We studied 51 patients hospitalized for a hip fracture and 51 matched controls from our outpatients department. All patients were subjected to a carotid sinus massage in the supine and upright position.

Plasma atrial natriuretic peptide in essential hypertension after treatment with irbesartan.

The aim of this study was to evaluate the medium-term effects of the selective AT1-blocker irbesartan on atrial natriuretic peptide (ANP) levels in patients with moderate essential hypertension. The drug was given orally in a daily dose of 300 mg for 30 days. Plasma ANP levels increased by 15.