Search Results - "Sundar, A S"

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    Echocardiographic diagnosis of a left atrial thrombus in a patient with normal prosthetic mitral valve by Sundar, A S, Radhakrishnan, S, Shrivastava, S

    Published in International journal of cardiology (01-05-1989)
    “…A 20-year-old male with a Björk-Shiley mitral valve prosthesis on optimal anticoagulation and antiplatelet drug therapy presented with systemic embolization 11…”
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    Journal Article
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    Experience with activity sensing rate responsive ventricular pacing. A study based upon assessment of exercise tolerance by Kaul, U, Sundar, A S, Bhatia, M L

    “…Fourteen patients (mean age 41 years) who received rate responsive activity sensing VVI pacemakers were studied to evaluate the relationship between the rate…”
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    Journal Article
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    Long-term efficacy of balloon pulmonary valvoplasty in late adult life by Shrivastava, S, Sundar, A S, Rajani, M

    Published in Indian heart journal (01-01-1989)
    “…We performed percutaneous transluminal balloon valvoplasty in a 53-year-old woman with severe valvar pulmonary stenosis. Peak systolic gradient across the…”
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    Journal Article
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    Echocardiographic assessment of the size of aortic and pulmonary valve annulus before balloon valvoplasty by Dev, V, Radhakrishnan, S, Rajani, M, Das, G, Sundar, A S, Sharma, S, Shrivastava, S

    Published in Indian heart journal (01-05-1990)
    “…Two dimensional echocardiographic measurements of the size of aortic and pulmonary valve annulus were made in 60 patients before balloon valvoplasty and…”
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    Journal Article
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    Equipment degradation monitoring for sustained reliability by Kumar, E V, Sundar, A S, Chaturvedi, S K

    “…Equipment Health Monitoring through Predictive Maintenance (PDM) data is proposed and the same is demonstrated with case study. Steel Rolling Mill Gearbox is…”
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    Conference Proceeding
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    Primary cardiac amyloidosis with pathologic hip fracture secondary to bone amyloid by Sundar, A S, Talwar, K K, Chopra, P

    Published in International journal of cardiology (01-02-1989)
    “…A rare combination of primary cardiac amyloidosis and bone amyloidosis is described in a 39-year-old female. The presenting features were restrictive heart…”
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    Journal Article
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    Continuous wave Doppler assessment of patients subjected to pulmonary balloon valvoplasty by Sundar, A S, Bahl, V K, Shrivastava, S

    Published in International journal of cardiology (01-09-1987)
    “…To evaluate the role of Doppler ultrasound in accurately quantitating patients with valvar pulmonary stenosis, we studied 30 patients (20 patients undergoing…”
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    Journal Article
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    Quantitative assessment of pulmonary hypertension in patients with rheumatic heart disease using continuous wave Doppler ultrasound by Sundar, A S, Shrivastava, S, Bahl, V K, Bhatia, M L

    Published in International journal of cardiology (01-11-1987)
    “…The accuracy of Doppler ultrasound in estimating pulmonary arterial systolic pressure non-invasively was evaluated in 50 patients with rheumatic heart disease…”
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    Journal Article
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    Anomalous origin of the right coronary artery from the pulmonary artery in association with congenital aneurysm of the sinus of Valsalva : angiographic diagnosis of a rare association by SHYAM SUNDAR, A, FOX, K. A. A

    Published in British heart journal (01-09-1992)
    “…A 37 year old man presenting with acute heart failure, hypotension, and acute renal failure was diagnosed by cardiac catheterisation and angiography to have…”
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    Journal Article
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    Anomalous origin of the right coronary artery from the pulmonary artery in association with congenital aneurysm of the sinus of Valsalva: angiographic diagnosis of a rare association by Sundar, A Shyam, Fox, Keith A A

    Published in British Heart Journal (01-09-1992)
    “…A 37 year old man presenting with acute heart failure, hypotension, and acute renal failure was diagnosed by cardiac catheterisation and angiography to have…”
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    Journal Article
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    Impaired matching of perfusion and ventilation in heart failure detected by 133xenon by Lewis, N P, Banning, A P, Cooper, J P, Sundar, A S, Facey, P E, Evans, W D, Henderson, A H

    Published in Basic research in cardiology (1996)
    “…In severe chronic heart failure (CHF) the ventilatory cost of CO2 elimination during exercise (VE/VCO2) is increased, suggesting ventilation/perfusion (V/Q)…”
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    Journal Article
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    Percutaneous transluminal balloon pulmonary valvoplasty--long-term results by Shrivastava, S, Sundar, A S, Mukhopadhyaya, S, Rajani, M

    Published in International journal of cardiology (01-12-1987)
    “…Thirty-two patients with isolated valvar pulmonary stenosis (21 male; 11 female, age range 4 to 53 years, mean 14 years) underwent cardiac catheterization and…”
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    Journal Article
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    Fixed subaortic stenosis with congenital aneurysm of sinus of Valsalva--cross-sectional and Doppler echocardiographic diagnosis of a rare association by Sundar, A S, Radhakrishnan, S, Shrivastava, S

    Published in International journal of cardiology (01-04-1989)
    “…A 13-year-old girl was diagnosed by cross-sectional and Doppler echocardiography to have the rare combination of congenital aneurysm of the right sinus of…”
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    Journal Article
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