Changes in left ventricular volume during head-up tilt in patients with vasovagal syncope: An echocardiographic study

American Heart Journal

Volumn 131, Issue 1, 1996, Pages 73-80

  Yamanouchi, Yoshio ^a   Jaalouk, Safwan ^a   Shehadeh, Abbas A ^a   Jaeger, Fredrick ^a   Goren, Hershel ^a   Fouad Tarazi, Fetnat M ^a  

^a LERNER RESEARCH INSTITUTE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADOLESCENT; ADULT; ARTICLE; CHILD; CLINICAL ARTICLE; CONTROLLED STUDY; ECHOCARDIOGRAPHY; FEMALE; HEAD TILTING; HEART LEFT VENTRICLE VOLUME; HUMAN; MALE; PATIENT POSITIONING; PRIORITY JOURNAL; SUPINE POSITION; SYNCOPE;

EID: 0030044513     PISSN: 00028703     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0002-8703(96)90053-8     Document Type: Article

References (18)

1. Abi-Samra F, Maloney JD, Fouad-Tarazi FM, Castle LW. The usefulness of head-up tilt testing and hemodynamic investigations in the workup of syncope of unknown origin. PACE Pacing Clin Electrophysiol 1988;11:1202-14.
2. Thoren P. Kole of cardiac vagal C-fibers in cardiovascular control. Rev Physiol Biochem Pharmacol 1979;86:1-94.
3. Barcroft H, Swan HJC. Sympathetic control of human blood vessels. Monographs of the Physiological Society. London: Edward Arnold, 1956:H57.
4. Epstein SE, Stampfer M, Beiser GD. Role of capacitance and resistance vessels in vasovagal syncope. Circulation 1968;37:524-33.
5. Mark AL. The Bezold-Jarisch reflex revisited. Clinical implications of inhibitory reflexes originatingin the heart. J Am Coll Cardiol 1983;1:90-102.
6. Thoren P. Vagal depressor reflexes elicited by left ventricular C-fibers during myocardial ischemia in cats. In: Schwartz PJ, Brown AN, Malliani A, Zanchetti A, eds. Neural mechanisms in cardiac arrhythmias. New York: Raven Press, 1978:179-89.
7. Oberg B, Thoren P. Increased activity in left ventricular receptors during hemorrhage or occlusion of caval veins in the cat. A possible cause of the vasovagal reaction. Acta Physiol Scand 1972;85:164-73.
8. Shalev Y, Gal R, Tchou PJ, Anderson AJ, Avitall B, Akhtar M, Jazayeri MR. Echocardiographic demonstration of decreased left ventricular dimensions and vigorous myocardial contraction during syncope induced by head-up tilt. J Am Coll Cardiol 1991;18:746-51.
9. Fitzpatrick A, Williams T, Ahmed R, Lightman S, Bloom SR, Sutton R. Echocardiographic and endocrine changes during vasovagal syncope induced by prolonged head-up tilt. Eur J CPE 1992;2:121-8.
10. Feigenbaum H. Echocardiographic evaluation of cardiac chambers. In: Echocardiography. Philadelphia: Lea & Febiger, 1993:134-80.
11. Feigenbaum H. Instrumentation. In: Echocardiography. Philadelphia: Lea & Febiger, 1993:1-59.
12. Dixon J, Massey RJ Jr. Introduction to statistical analysis. New York: McGraw-Hill, 1969.
13. Thoren PN. Characteristics of left ventricular receptors with non-medullated vagal afferents in cats. Circ Res 1977;40:415-21.
14. Fouad-Tarazi FM. Left ventricular diastolic dysfunction and cardiovascular regulation in hypertension. Invited state-of-the-art lecturer at the Second International Symposium on Cilazapril, Clinical Aspects, Basel, Switzerland, February 9-11, 1989.
15. Levy MN, Pappano. Vagal control of myocardial contractility. In: Levy MN, Schwartz PJ, eds. Vagal control of the heart: experimental basis and clinical implications. Armonk, N.Y.: Futura, 1994:241-59.
16. Wyatt HL, Heng MK, Meerbaum S, Hestenes JD, Cobo JM, Davidson RM, Corday E. Cross-sectional echocardiography. 1. Analysis of mathematic models for quantifying mass of the left ventricle in dogs. Circulation 1979;60:1104-23.
17. Helak JW, ReichekN. Quantitation of human left ventricular mass and volume by two-dimensional echocardiography: in vitro anatomic validation. Circulation 1981;63:1398-407.
18. Myers MG, Kearns PM, Kennedy DS, Fisher RH. Postural hypotension and diuretic therapy in the elderly. Can Med Assoc J 1978;119: 581-4.