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The pattern of complete right bundle-branch block (RBBB) combined with abnormal left axis deviation is shown to be the predominant conduction abnormality during orthograde (antegrade) conduction in patients who have experienced transient or permanent complete heart block (59% of a series of 44 patients). Sequential records on the same patient are presented(More)
IN THE COURSE of study of the circulatory and renal responses to rapid saltloading in dogs, it was noted that intra-arterial (and intravenous) infusions of small volumes of hypertonic saline solution produced pronounced alterations in the blood pressure and heart rate. Results of infusions into the femoral and brachial arteries of dogs form the substance of(More)