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Previous Volume 339:312 July 30, 1998 Number 5 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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Figure 1A.

View larger version (13K): [in this window] [in a new window]   Figure 1. A 43-year-old man with moderate hypercholesterolemia and a long history of fainting after venipuncture was monitored by transcranial Doppler ultrasonography of the middle cerebral arteries and continuous noninvasive measurement of blood pressure and heart rate during venipuncture to assess cerebrovascular and circulatory changes during syncope. Venipuncture was performed for a routine analysis of blood lipids. For two minutes after venipuncture, the patient's cerebral blood-flow velocities, blood pressure, and heart rate were within normal ranges (Panels A and B). Then, his blood pressure decreased from 100/60 mm Hg to 55/30 mm Hg and his heart rate decreased from . . . [Full Text of this Article]

 

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Neurocardiogenic Syncope
Bibb M. H. M., Diehl R. R., Linden D.
Extract | Full Text  
N Engl J Med 1998; 339:1857, Dec 17, 1998. Correspondence

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• Bibb, M. H. M., Diehl, R. R., Linden, D. (1998). Neurocardiogenic Syncope. NEJM 339: 1857-1857 [Full Text]