Abstract:A recent, prospective randomized trial has suggested that long-term use of prophylactic beta-adrenergic blocking agents may slow the rate of aortic dilation in those patients with Marfan's syndrome exhibiting evidence of existing dilation. Accordingly, administration of such medication from the midtrimester onward has been advocated in these patients. Acute oral administration of propranolol (80 mg) has been shown to depress fetal heart rate response to vibroacoustic stimulation. We present a case in which chr… Show more
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