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The natural history of asymptomatic carotid artery disease

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Presentation on theme: "The natural history of asymptomatic carotid artery disease"— Presentation transcript:

1 The natural history of asymptomatic carotid artery disease
Richard W. Bock, MD, Anthony C. Gray-Weale, FRACS, Philip A. Mock, M App Stats, David A. Robinson, MB, BS, Les Irwig, MB, BCh, PhD, FCCM, Robert J. Lusby, MD, FRCS, FRACS  Journal of Vascular Surgery  Volume 17, Issue 1, Pages (January 1993) DOI: / (93)90020-M Copyright © 1993 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2 Fig. 1 Distribution of carotid artery stenosis on entry into the study. Journal of Vascular Surgery  , DOI: ( / (93)90020-M) Copyright © 1993 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3 Fig. 2 Life-table curves for all events (TIA plus stroke). Number of patients at risk is shown at intervals along each curve. Journal of Vascular Surgery  , DOI: ( / (93)90020-M) Copyright © 1993 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

4 Fig. 3 Annual event rates (TIA plus stroke). Solid line depicts rate per patient, whereas dashed line represents rate per vessel. Difference between two is explained by dotted line, which is contralateral event rate per vessel. Journal of Vascular Surgery  , DOI: ( / (93)90020-M) Copyright © 1993 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

5 Fig. 4 Annual duplex results in patients suffering stroke. X denotes single patient suffering immediately fatal stroke, and asterisk indicates significant disease progression contralateral to depicted vessel. All open circles represent post-stroke scans. Journal of Vascular Surgery  , DOI: ( / (93)90020-M) Copyright © 1993 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions


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