• 1
    Kittelson MD, Kienle RD. Primary myocardial disease leading to chronic myocardial failure (dilated cardiomyopathy and related diseases). In: KittelsonMD, ed. Small animal cardiovascular medicine, 2nd ed. St. Louis , MO : Mosby; 1998: 319346.
  • 2
    Tidholm A., Jonsson L. Dilated cardiomyopathy in the Newfoundland: A study of 37 cases (1983–1994). J Am Anim Hosp Assoc 1996;32:465470.
  • 3
    Tidholm A., Jonsson L. A retrospective study of canine dilated cardiomyopathy (189 cases). J Am Anim Hosp Assoc 1997;33:544550.
  • 4
    Calvert CA, Pickus CW, Jacobs GJ, Brown J. Signalment, survival, and prognostic factors in Doberman pinschers with endstage cardiomyopathy. J Vet Intern Med 1997;11:323326.
  • 5
    Vollmar AC. The prevalence of cardiomyopathy in the Irish wolfhound: A clinical study of 500 dogs. J Am Anim Hosp Assoc 2000;36:125132.
  • 6
    Meurs KM. Insights into the hereditability of canine cardiomyopathy. Vet Clin North Am Small Anim Pract 1998;28:14491457.
  • 7
    Dukes-McEwan J., Borgarelli M., Tidholm A., et al. Proposed guidelines for the diagnosis of canine idiopathic filated vardiomyopathy (The ESVC Taskforce for Canine Dilated Cardiomyopathy). J Vet Cardiol 2003;2:719.
  • 8
    Chetboul V., Athanassiadis N., Carlos C., et al. Assessment of repeatability, reproducibility, and effect of anesthesia on determination of radial and longitudinal left ventricular velocities via tissue Doppler imaging in dogs. Am J Vet Res 2004;65:909915.
  • 9
    Chetboul V., Carlos Sampedrano C, Concordet D., et al. Use of quantitative two-dimensional color tissue Doppler imaging for assessment of left ventricular radial and longitudinal myocardial velocities in dogs. Am J Vet Res 2005;66:953961.
  • 10
    Chetboul V., Carlos Sampedrano C, Gouni V., et al. Quantitative assessment of regional right ventricular myocardial velocities in awake dogs by Doppler tissue imaging: Repeatability, reproducibility, effect of body weight and breed, and comparison with left ventricular myocardial velocities. J Vet Intern Med 2005;19:837844.
  • 11
    Chetboul V., Carlos C., Blot S., et al. Tissue Doppler assessment of diastolic and systolic alterations of radial and longitudinal left ventricular motions in Golden Retrievers during the preclinical phase of cardiomyopathy associated with muscular dystrophy. Am J Vet Res 2004;65:13351341.
  • 12
    Chetboul V., Escriou C., Tessier D., Richard V., et al. Tissue Doppler imaging detects early asymptomatic myocardial abnormalities in a dog model of Duchenne's cardiomyopathy. Eur Heart J 2004;25:19341939.
  • 13
    Pellerin D., Sharma R., Elliott P., et al. Tissue Doppler, strain, and strain rate echocardiography for the assessment of left and right systolic ventricular function. Heart 2003; 89(Suppl III): 917.
  • 14
    Chetboul V., Carlos Sampedrano C, Gouni V., et al. Ultrasonographic assessment of regional radial and longitudinal systolic function in healthy awake dogs. J Vet Intern Med 2006;20:885893.
  • 15
    Criteria Committee, New York Heart Association, Inc. Diseases of the Heart and Blood Vessels. Nomenclature and Criteria for Diagnosis, 6th ed. Boston , MA : Little, Brown; 1964.
  • 16
    Stepien RL, Rapoport GS, Henik RA, et al. Comparative diagnostic test characteristics of oscillometric and Doppler Ultrasonographic methods in the detection of systolic hypertension in dogs. J Vet Intern Med 2003;17:6572.
  • 17
    Chetboul V., Athanassiadis N., Concordet D., et al. Observer-dependent variability of quantitative clinical endpoints: The example of canine echocardiography. J Vet Pharmacol Ther 2004;27:4956.
  • 18
    Thomas WP, Gaber CE, Jacobs GJ, et al. Recommendations for standards in transthoracic two-dimensional echocardiography in the dog and cat. J Vet Intern Med 1993;7:247252.
  • 19
    Sahn DJ, DeMaria A., Kisslo J., et al. Recommendations regarding quantitation in M-mode echocardiography: Results of a survey of echocardiographic measurements. Circulation 1978;58:10721083.
  • 20
    Boon JA, Wingfield WE, CW Miller Echocardiographic indices in the normal dog. Vet Radiol 1983;24:214221.
  • 21
    Miyatake K., Yamagishi M., Tamaka N., et al. New method for evaluating left ventricular wall motion by color-coded tissue Doppler imaging: In vitro and in vivo studies. J Am Coll Cardiol 1995;25:717724.
  • 22
    Garcia-Fernandez MA, Bermejo J., Perez-David E., et al. New techniques for the assessment of regional left ventricular wall motion. Echocardiography 2003;20:659672.
  • 23
    Greenberg NL, Firstenberg MS, Castro PL, et al. Dopplerderived myocardial systolic strain rate is a strong index of left ventricular contractility. Circulation 2002;105:99105.
  • 24
    Edvardsen T., Gerber BL, Garot J., et al. Quantitative assessment of intrinsic myocardial deformation by Doppler strain rate echocardiography in humans. Validation against three-dimensional tagged magnetic resonance imaging. Circulation 2002: 106: 5056.
  • 25
    Greenberg NL, Firstenberg MS, Castro PL, et al. Dopplerderived myocardial systolic strain rate is a strong index of left ventricular contractility. Circulation 2002;105:99105.
  • 26
    Firstenberg MS, Greenberg NL, Smedira NG, et al. The effects of acute coronary occlusion on noninvasive echocardiographically derived systolic and diastolic myocardial strain rates. Curr Surg 2000;57:466472.
  • 27
    Tidholm A., Haggstrom J., Jonsson L. Detection of attenuated wavy fibers in the myocardium of Newfoundlands without clinical or echocardiographic evidence of heart disease. Am J Vet Res 2000;61:238241.
  • 28
    Lopez-Candales A., Dohi K., Rajagopalan N., et al. Right ventricular dyssynchrony in patients with pulmonary hypertension is associated with disease severity and functional class. Cardiovasc Ultrasound 2005;3:23.
  • 29
    Meluzin J., Spinarova L., Hude P., et al. Combined right ventricular systolic and diastolic dysfunction represents a strong determinant of poor prognosis in patients with symptomatic heart failure. Int J Cardiol 2005;105:164173.
  • 30
    Meluzin J., Spinarova L., Dusek L., et al. Prognostic importance of the right ventricular function assessed by Doppler tissue imaging. Eur J Echocardiogr 2003;4:262271.
  • 31
    Tidholm A., Jonsson L. Histologic characterization of canine dilated cardiomyopathy. Vet Pathol 2005;42:18.
  • 32
    Pinamonti B., Di Lenarda A., Sinagra G., et al. Restrictive left ventricular filling pattern in dilated cardiomyopathy assessed by Doppler echocardiography: Clinical, echocardiographic and hemodynamic correlations and prognostic implications. Heart Muscle Disease Study Group. J Am Coll Cardiol 1993: 22: 808815.
  • 33
    Borgarelli M., Santilli RA, Chiavegato D., et al. Prognostic indicators for dogs with dilated cardiomyopathy. J Vet Intern Med 2006;20:104110.
  • 34
    Citro R., Galderisi M. Myocardial postsystolic motion in ischemic and not ischemic myocardium: The clinical value of tissue Doppler. Echocardiography 2005;22:525532.
  • 35
    Brown MA, Norris RM, Takayama M., et al. Post-systolic shortening: A marker of potential for early recovery of acutely ischaemic myocardium in the dog. Cardiovasc Res 1987;21:703716.
  • 36
    Takayama M., Norris RM, Brown MA, et al. Postsystolic shortening of acutely ischemic canine myocardium predicts early and late recovery of function after coronary artery reperfusion. Circulation 1988;78:9941007.
  • 37
    Skulstad H., Edvardsen T., Urheim S., et al. Postsystolic shortening in ischemic myocardium: Active contraction or passive recoil Circulation 2002;106:718724.
  • 38
    Marcos-Alberca P., Garcia-Fernandez MA, Ledesma MJ, et al. Intramyocardial analysis of regional systolic and diastolic function in ischemic heart disease with Doppler tissue imaging: Role of the different myocardial layers. J Am Soc Echocardiogr 2002;15:99108.
  • 39
    Hasenfuss G., Holubarsch C., Hermann HP, et al. Influence of the force-frequency relationship on haemodynamics and left ventricular function in patients with non-failing hearts and in patients with dilated cardiomyopathy. Eur Heart J 1994;15:164170.