Acoustic densitometry and hibernated myocardium

1.Morse PM, Ingard KU. Theoretical acoustic. New York: McGraw-Hill 1968: 400-441.

2.Schecter SO, Teichholz LE, Klig V et al Ultrasonic tissue characterization: Review of nonivasive technique for assessing myocardial viability. Echocardiography 1996; 13: 415-430.

3.Pérez JE, Miller JG. Ultrasonic backscatter tissue characterization in cardiac diagnosis. Clinical Cardiology 1991;14(Suppl V): 4-9.

4.Mohr G, Vered Z, Barzilai B et al Automated determination of the magnitude and time delay ("phase") of the cardiac cycle dependent variation of myocardial ultrasonic integrated backscatter. Ultrason Imaging 1989; 11: 245-259.

5.Olshansky B, Collins SM, Skorton DJ et al Variation of left ventricular myocardial gray level on two-dimensional echocardiograms as a result of cardiac contraction. Circulation 1984; 70: 972-977.

6.Bouki KP, Lange A, Palka P et al Regional variations of ultrasonic integrated backscatter in normal and myopathic left ventricles. A new multi-view approach. Eur Heart J 1996; 17: 1747-1755.

7.Vandenberg BF, Rath L, Shoup TA, Kerber RE, Collins SM, Skorton DJ. Cyclic variation of ultrasound backscatter in normal myocardium is view dependent: clinical studies with a real-time backscatter imaging system. J Am Soc Echocardiogr 1989; 2: 308-314.

8.Yuda S, Dart J, Najos O et al Use of cyclic variation of intergrated backscatter to assess contractile reserve and myocardial viability in chronic ischemic left ventricular dysfunction. Echocardiography 2002; 19: 279-287.

9.Stuhlmuller JE, Skorton DJ, Burns TL et al Reproducibility of quantitative backscatter echocardiographic imaging in normal subjects. Am J Cardiol 1992; 69: 542-546.

10.Madaras EI, Perez JE, Sobel BE et al Anisotropy of the ultrasonic backscatter of myocardial tissue: II Measurements in vivo. J Acoust Soc Am 1988; 83: 762-769.

11.Ciulla M, Paliotti R, Hess DB et al Echocardiographic patterns of myocardial fibrosis in hypertensive patients: endomyocardial biopsy versus ultrasonic tissue characterization. J Am Soc Echocardiogr 1997; 10: 657-664.

12.Maceira AM, Barba J, Varo N et al Ultrasonic backscatter and serom marker of cardiac fibrosis in hypertensives. Hypertension 2002; 39: 923-928.

13.Yu X, Hashimoto I, Ichida F et al Dipyridamole stress ultrasonic myocardial tissue characterization in patients with Kawasaki disease. J Am Soc Echocardiogr 2001; 14: 682-690.

14.Saeian K, Rhyne TL, Sagar KB. Ultrasonic tissue characterization for diagnosis af acute myocardial infarction in the coronary care unit. Am J Cardiol 1994; 74: 1211-1215.

15.Fujimoto S, Mizuno R, Nakagawa Y et al Ultrasonic tissue characterization in patients with dilated cardiomyopathy: comparison with findings from right ventricular endomyocardial biopsy. Int J Card Imaging 1999; 15: 391-396.

16.Mizuno R, Fujimoto S, Yamaji K et al Myocardial ultrasonic tissue characterization for estimating histological abnormalities in hypertrofic cardiomyopathy: comparison with endomyocardial biopsy findings. Cardiology 2001; 96: 16-23.

17.Di Bello V, Talarico L, Picano E et al Increased echodensity of myocardial wall in the diabetic heart: an ultrasound tissue characterization study. J Am Coll Cardiol 1995; 25: 1408-1415.

18.Mimbs JW, O´Donnell M, Miller JG et al Detection of cardiomyopathic changes induced by doxorubicin based on quantitative analysis of ultrasonic backscatter. Am J Cardiol 1981; 47: 1056-1060.

19.Mizushige K, Tokudome T, Seki M et al Sensitive detection of myocardial contraction abnormality in chronic hemodialysis patients by ultrasonic tissue characterization with integrated backscatter. Angiology 2000; 51 :223-230.

20.Pinamonti B, Picano E, Ferdeghini EM et al Quantitative texture analysis in two-dimensional echocardiography: application to the diagnosis of myocardial amyloidosis. J Am Coll Cardiol 1989; 14: 666-671.

21.Mizuno R, Fujimoto S, Nakano H et al Atrial involvement in patients with pregressive systemic sclerosis: relationship between ultrasonic tissue characterization of the atrium and interatrial conduction. Cardiology 1999; 91: 134-139.

22.Angermann CE, Nassau K, Stempfle HU et al Recognition of acute cardiac allograft rejection from serial integrated backscatter analyses in human orthotopic heart transplant recipients. Comparison with conventional echocardiography. Circulation 1997; 95: 140-150.

23.Masuyama T, Valantine HA, Gibbons R et al Serial measurement of integrated ultrasonic backscatter in human cardiac allografts for recognition of acute rejection. Circulation 1990; 81: 829-839.

24.Hirooka K, Yasumura Y, Tsujita Y et al Enhanced method for predicting left ventricular reverse remodeling after surgical repair of aortic regurgitation: Application of ultrasonic tissue characterization. J Am Soc Echocardiogr 2002; 15: 695-701.

25.Ho YL, Wu CC, Lin LC et al Integrated backscatter for quantification and risk stratification of blood stagnation in left atrial appendages of patients with rheumatic mitral stenosis. Cardiology 2000; 93: 113-120.

26.Bashir M, Asher CR, Schaffer K et al Left atrial appendage spontaneous echo contrast in patients with atrial arrhythmias using integrated backscatter and transesophageal echocardiography. Am J Cardiol 2001; 88: 923-927.

27.Kawasaki M, Takatsu H, Noda T et al Noninvasive quantitative tissue characterization and two-dimensional color-coded map of human atherosclerotic lesions using ultrasound integrated backscatter: Comparison between histology and integrated backscatter images. J Am Coll Cardiol 2001; 38: 486-492.

28.Bax JJ, Wijns W, Cornel JH et al Accuracy of currently available techniques for prediction of functional recovery after revascularization in patients with left ventricular dysfunction due to chronic coronary artery disease: comparison of pooled data. J Am Coll Cardiol 1997; 30: 1451-1460.

29.Perrone-Filardi P, Pace L, Prastaro M et al Assessment of myocardial viability in patients with chronic coronary artery disease. Rest-4-hour-24-hour 201-Tl tomography versus dobutamine echocardiography. Circulation 1996; 94: 2712-2719.

30.Kim RJ, Wu E, Rafael A et al The use of contrast-enhanced magnetic resonance imaging to identify reversible myocardial dysfunction. N Engl J Med 2000; 343: 1445-1453.

31.Katz WE, Gulati VK, Mahler CM et al Quantitative evaluation of segmental response during dobutamine stress by tissue Doppler echocardiography. Am J Cardiol 1997; 79: 1036-1042.

32.Wang CH, Cherng WJ, Hung MJ et al Optimal analysis of intravenous myocardial contrast echocardiography for predicting myocardial functional recovery in patients with acute myocardial infarction. J Am Soc Echocardiogr 2002; 10: 1262-1268.

33.Iwakura K, Ito H, Nishikawa N et al Use of echocardiography for predicting myocardial viability in patients with reperfused anterior wall myocardial infarction. Am J Cardiol 2000; 85: 744-748.

34.Takiuchi S, Ito H, Iwakura K et al Ultrasonic tissue characterization predicts myocardial viability in early stage of reperfused acute myocardial infarction. Circulation 1998; 97: 356-362.

35.Milunski MR, Mohr GA, Wear KA et al Early identification with ultrasonic integrated backscatter of viable but stunned myocardium in dogs. J Am Coll Cardiol 1989; 14: 462-471.

36.Milunski MR, Mohr GA, Pérez JE et al Ultrasonic tissue characterization with integrated backscatter. Acute myocardial ischemia, reperfusion, and stunned myocardium in patients. Circulation 1989; 80: 491-503.

37.Sagar KB, Pelc LR, Rhyne TL et al Role of ultrasonic tissue charcterization to distinguish from irreversible myocardial injury. J Am Soc Echo 1990; 3: 471-477.

38.O´Brien WD Jr, Sagar KB, Warltier DC et al Acoustic propagation properties of normal, stunned, and infarcted myocardium. Morphological and biochemical determinants. Circulation 1995; 91: 154-160.

39.Marini C, Picano E, Varga A et al Cyclic variation in myocardial gray level as a marker of viability in man. A videodensitometric study. Eur Heart J 1996; 17: 472-479.

40.Nešković AN, Mojsilović A, Jovanović T et al Myocardial tissue characterization after acute myocardial infarction with wavelet image decomposition. A novel approach for the detection of myocardial viability in the early postinfarction period. Circulation 1998; 93: 634-641.

41.Hirata N, Maeda S, Takiuchi S et al Real time assessment of myocardial revascularization during coronary artery bypass surgery by means of ultrasonic integrated backscatter. Eur J Cardiothorac Surg 1999; 16: 156-159.

42.Lin LC, Wu CC, Ho YL et al Ultrasonic tissue characterization in predicting residual ischemia and myocardial viability for patients with acute myocardial infarction. Ultrasound Med Biol 1998; 24: 1107-1120.

43.Lin LC, Yen RF, Hwang JJ et al Ultrasonic tissue characterization evaluates myocardial viability and ischemia in patients with coronary artery disease. Ultrasound Med Biol 2000; 26: 759-769.

44.Honma H, Kusama Y, Matsuzaki T et al Resting ultrasonic tissue characterization and dobutamine stress echocardiography for prediction of functional recovery in chronic left ventricular ischemic dysfunction. Jpn Circ J 2001; 65: 381-388.

45.Panovský R, Meluzín J, Kincl V et al Hodnocení viability myokardu akustickou denzitometrií u nemocných s chronickou ischemickou chorobou srdeční. Cor Vasa 2003; 45(7-8): 366-375.

46.Pasquet A, D'Hondt AM, Melin JA, Vanoverschelde JL. Relation of ultrasonic tissue characterization with integrated backscatter to contractile reserve in chronic left ventricular ischemic dysfunction. Am J Cardiol 1998; 81: 68-74.

47.Muro T, Ota T, Watanabe H et al Prediction of contractile reserve by cyclic variation of integrated backscatter of the myocardium in patients with chronic left ventricular dysfunction. Heart 2001; 85: 165-170.

48.Castaldo M, Funaro S, Veneroso G et al Detection of residual tissue viability within the infarct zone in patients with acute myocardial infarction: Ultrasonic integrated backscatter analysis versus dobutamine stress echocardiography. J Am Soc Echocardiogr 2000; 13: 358-367.

49.Panovský R, Meluzín J, Kincl V et al Comparison of acoustic densitometry and dobutamine echocardiography for an assessment of myocardial viability. Echocardiography 2005; 22(7): 586-592.

50.Lange A, Moran CM, Palka P et al The variation of integrated backscatter in human hearts in differing ultrasonic transthoracic views. J Am Soc Echocardiogr 1995; 8: 830-838.

51.Recchia D, Miller JG, Wickline SA. Quantification of ultrasonic anisotropy in normal myocardium with lateral gain compensation of two-dimensional integrated backscatter images. Ultrasound Med Biol 1993; 19: 497-505.

52.Hancock JE, Cooke JC, Chin DT et al Determination of successful reperfusion after thrombolysis for acute myocardial infarction. A noninvasive method using ultrasonic tissue characterization that can be applied clinically. Circulation 2002; 105: 157-161.

53.Bijnens B, D´hooge J, Sutherland G et al Robustness of integrated backscatter for myocardial tissue characterization. Ultrasound Med Biol 1999; 25: 95-103.

54.Verdonk ED, Hoffmeister BK, Wickline SA et al Anisotropy of the slope of ultrasonic attenuation in formalin fixed human myocardium. J Acoust Soc Am 1996; 99: 3837-3843.

55.Wickline SA, Verdonk ED, Miller JG. Three-dimensional characterization of human ventricular myofiber architecture by ultrasonic backscatter. J Clin Invest 1991; 88: 438-446.

56.Holland MR, Wilkenshoff UM, Finch-Johnston AE et al Effects of myocardial fiber orientation in echocardiography: quantitative measurements and computer simulation of the regional dependence of backscattered ultrasound in the parasternal short-axis view. J Am Soc Echocardiogr 1998; 11: 929-937.

57.Popp RL. Recent experience with ultrasonic tissue characterization. Am J Cardiol 1992; 69: 112H-116H.

58.Pingitore A, Kozáková M, Picano E et al Acute myocardial gray level intensity changes detected by transesophageal echocardiography during intraoperative ischemia. Am J Cardiol 1993;72: 465-469.

59.Angermann CE, Krűger TM, Junge R et al Intravenous albumex during transesophageal echocardiography: quantitative assessment by videodensitometry and integrated backscatter analysis from unprocessed radiofraquency signals. J Am Soc Echocardiogr 1995; 8: 839-853.