Abstract Increased activity of the sympathetic nervous system has been described in chronic renal failure, but its role in the genesis and maintenance of hypertension associated with this condition ...

Atherosclerotic lesions in the cerebral arteries are distributed heterogeneously among different races. Intracranial carotid lesions are reported to be more common than extracranial carotid lesions ...

The effects of intracerebroventricular (i.c.v.) administration of beta-adrenergic receptor antagonists (d,l-propranolol or timolol, 30 micrograms in 2 microL of isotonic saline) on the increased renal ...

Postoperative cardiac catheterizations were performed in eight patients within the first year following replacement of the tricuspid, mitral, and aortic valves with Starr-Edwards ball-valve prostheses ...

Nine cases of anomalous origin of the left coronary artery from the pulmonary trunk, involving patients ranging in age from 2 months to 7 years, have been reviewed. In six patients, mitral ...

The relationships between these hemodynamic variables and ventricular oxygen consumption were not altered by pericardiotomy or catecholamine depletion. In the hypervolumic heart acute ventricular ...

Of three patients with Shy-Drager syndrome, two presented with syncope related to exercise and, in all three, exercise stress clearly defined the element of orthostatic hypotension. Autonomic ...

The hemodynamic responses of nine patients with severe coronary artery disease were studied during the precipitation of angina by both supine exercise and increasing rates of atrial pacing.