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Compared to the normal pulse, diminished or unchanged strength of the beat after a premature ventricular contraction
    Differential Diagnosis[Top] [Nav]
hypertrophic cardiomyopathy
    Discussion -- not available online[Top] [Nav]
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  • An electrocardiographic, as opposed to hemodynamic, post-extrasystolic effect. [103]
    Footnotes in Print Edition[Top] [Nav]
    (1) A hemodynamic technic for the detection of hypertrophic subaortic stenosis.
  Brockenbrough, et al.   Circulation. 1961;23:189-194.
    (2) Heart Disease. 3rd ed.
  Braunwald E, et al. Philadelphia: Saunders, 1988: 412-413.   Amazon.com
    (3) Hypertrophic cardiomyopathy: a 1987 viewpoint.
  Wigle ED.   Circulation 1987 Feb;75(2):311-22.  Pubmed  Similars
    (4) [This footnote was a comment, not a reference.]
    (5) Bedside Cardiology. 3rd ed.
  Constant J. Boston: Little, Brown, 1985: 43-44.
    (6) The postextrasystolic murmur response to gradient in hypertrophic cardiomyopathy.
  Kramer DS, French WJ, et al.   Ann Intern Med 1986 Jun;104(6):772-6.  Pubmed+Abstract  Similars
Notes that the Brockenborugh sign can occur in discrete forms of aortic stenosis.
    New References[Top] [Nav]
    101.Images in clinical medicine. Pressure tracings in obstructive cardiomyopathy [see comments].
  Pollock SG.   N Engl J Med 1994 Jul 28;331(4):238.  Pubmed  Similars
    102.The Brockenbrough-Braunwald-Morrow sign [letter; comment].
  Criley JM, Goldberg SL, et al.   N Engl J Med 1994 Dec 8;331(23):1589-90.  Pubmed  Similars
    103.Postextrasystolic U wave augmentation, a new marker of increased arrhythmic risk in patients without the long QT syndrome.
  Viskin S, Heller K, et al.   J Am Coll Cardiol 1996 Dec;28(7):1746-52.  Pubmed+Abstract  Similars
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    ©1986-2000 John Sotos, MD. All rights reserved.  Last updated 16:34 PDT on July 4, 2000.[Top]

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