Krishnananda Nayak

BSc, MSc (Cardiovascular Technology)

  • Madhava Nagar, Manipal, Karnataka State. Pin 576104

    India

  • 109 Citations
  • 6 h-Index
20112019
If you made any changes in Pure these will be visible here soon.

Research Output 2011 2019

  • 109 Citations
  • 6 h-Index
  • 33 Article
  • 1 Letter
Filter
Article
2019
Caffeine
Aminophylline
Hemodynamics
Therapeutics
Echocardiography

An unusual case of abdominal aneurysm: Inferior vena cava aneurysm — A case report

Jayaram, A., Ramachandra, P., Nayak, K. & Pai, U., 01-02-2019, In : Journal of Cardiology Cases. 19, 2, p. 41-46 6 p.

Research output: Contribution to journalArticle

Inferior Vena Cava
Aneurysm
Funnel Chest
Pulmonary Embolism
Echocardiography
Open Access
Pulmonary Hypertension
Randomized Controlled Trials
Quality of Life
Exercise
Education
1 Citation (Scopus)

Global weighted LBP based entropy features for the assessment of pulmonary hypertension

Gudigar, A., Raghavendra, U., Devasia, T., Nayak, K., Danish, S. M., Kamath, G., Samanth, J., Pai, U. M., Nayak, V., Tan, R. S., Ciaccio, E. J. & Acharya, U. R., 01-07-2019, In : Pattern Recognition Letters. 125, p. 35-41 7 p.

Research output: Contribution to journalArticle

Entropy
Ultrasonics
Screening
Imaging techniques
Echocardiography
2018

A study of right ventricular function in pre-and post-valvular surgeries

Jadhav, T., Kareem, H., Nayak, K., Pai, U., Devasia, T. & Padmakumar, R., 01-09-2018, In : Interventional Medicine and Applied Science. 10, 3, p. 137-144 8 p.

Research output: Contribution to journalArticle

Open Access
Right Ventricular Function
Heart Ventricles
Thoracic Surgery
Tricuspid Valve
Echocardiography
9 Citations (Scopus)
Wavelet Analysis
Discrete wavelet transforms
Coronary Artery Disease
Ultrasonics
Computer aided diagnosis

Correlation of epicardial adipose tissue with body composition, lipids and C-reactive protein in Asian-Indians

Chakravarthy, K. B., Maiya, A. G., Kumar, P. R., Nayak, K. & Syed, N., 01-01-2018, In : Journal of the Hong Kong College of Cardiology. 26, 1, p. 5-10 6 p.

Research output: Contribution to journalArticle

Body Composition
Intra-Abdominal Fat
C-Reactive Protein
Adipose Tissue
Lipids
Echocardiography
Diverticulum
Aneurysm
Spontaneous Abortion
Scanning
1 Citation (Scopus)
Adipose Tissue
Exercise
C-Reactive Protein
Intra-Abdominal Fat
Body Composition
2017
1 Citation (Scopus)

Altered arterial doppler flow pattern and perinatal outcome in intrauterine growth restriction

Nayak, K., Kumar, P., Shetty, R., Shetty, K. K., Jyothi, Lewis, L. E. & Maiyya, S. S., 01-03-2017, In : Asian Journal of Pharmaceutical and Clinical Research. 10, 3, p. 425-428 4 p.

Research output: Contribution to journalArticle

Growth
Gestational Age
Fetus
Perinatal Mortality
Echocardiography

A TBX5 nonsense mutation in siblings with divergent phenotypes associated with isolated septal defects

Borkar, Y., Nayak, K., Ranjan Shetty, K. & Moka, R., 01-01-2017, In : Asian Journal of Pharmaceutical and Clinical Research. 10, 9, p. 126-130 5 p.

Research output: Contribution to journalArticle

Nonsense Codon
Siblings
Phenotype
Heart Septal Defects
Multifactorial Inheritance
7 Citations (Scopus)
Screening
Textures
Ultrasonics
Decomposition
Echocardiography
3 Citations (Scopus)

Gerbode ventricular septal defect –a rare cardiac anomaly associated with genetic variants in indian population- a case series

Borkar, Y., Nayak, K., Shetty, R. K., Bhat, G. & Moka, R., 01-03-2017, In : Journal of Clinical and Diagnostic Research. 11, 3, p. GR01-GR04

Research output: Contribution to journalArticle

Ventricular Heart Septal Defects
Defects
Genetic Association Studies
Genetic Predisposition to Disease
Population

Use of tissue doppler imaging to detect right ventricular myocardial dysfunction in patients with chronic obstructive pulmonary disease

Samanth, J., Padmakumar, R., Mohapatra, A., Krishnananda, N., Patil, N., Karthik Rao, N., Nayak, V., Balaji, O., Dipanjan, B. & Kotian, R., 01-01-2017, In : Asian Journal of Pharmaceutical and Clinical Research. 10, 6, p. 118-124 7 p.

Research output: Contribution to journalArticle

Right Ventricular Dysfunction
Chronic Obstructive Pulmonary Disease
Heart Ventricles
Vital Capacity
Forced Expiratory Volume
2016

Assessment of left atrial function in patients with mitral valve diseases

Mathew, A., Shetty, R., Krishnananda, N., Patil, N., Karthik Rao, N., Samanth, J., Balaji, O., Dipanjan, B. & Kotian, R., 01-11-2016, In : Asian Journal of Pharmaceutical and Clinical Research. 9, 6, p. 334-339 6 p.

Research output: Contribution to journalArticle

Left Atrial Function
Mitral Valve
Magnetic Resonance Spectroscopy
Multiple Sclerosis
Atrial Appendage

Congenital Mitral atresia: A rare anomaly diagnosed in fetal echocardiography: A case study

Krishnananda, N., Ranjan Shetty, K., Kumar, P., Shetty, K., Prabhu, S. & Jyothi, S., 01-09-2016, In : Research Journal of Pharmaceutical, Biological and Chemical Sciences. 7, 5, p. 1936-1939 4 p.

Research output: Contribution to journalArticle

Hypoplastic Left Heart Syndrome
Echocardiography
Ventricular Heart Septal Defects
Plastics
Heart Ventricles

Diabetic cardiomyopathy: Tissue doppler imaging a novel insight

Rao, K. N., Ballala, K., Samanth, J., Shetty, R., Vidyasagar, S., Nayak, K., Maiya, A. G., Kumar, S. & Nandhini, U., 01-01-2016, In : Research Journal of Pharmaceutical, Biological and Chemical Sciences. 7, 1, p. 1535-1540 6 p.

Research output: Contribution to journalArticle

Diabetic Cardiomyopathies
Medical problems
Diabetes Mellitus
Tissue
Imaging techniques
13 Citations (Scopus)

Evaluation of fetal echocardiography as a routine antenatal screening tool for detection of congenital heart disease

Nayak, K., Naveen Chandra, G. S., Shetty, R. & Narayan, P. K., 01-01-2016, In : Cardiovascular Diagnosis and Therapy. 6, 1, p. 44-49 6 p.

Research output: Contribution to journalArticle

Congenital Heart Defects
Prenatal Diagnosis
Echocardiography
Heart Diseases
Pregnant Women
Rhabdomyoma
Tuberous Sclerosis
Nervous System Malformations
Skin Manifestations
Psychological Stress
Doppler Ultrasonography
Growth
Thoracic Arteries
Umbilical Arteries
Perinatal Mortality
2015

Percutaneous left atrial appendage closure in AF using Amplatzer Cardiac Plug: First single center experience from India

Shetty, R. K., Naveen Chandra, G. S., Agarwal, S., Nayak, K. & Sudhakar Rao, M., 01-12-2015, In : Indian Heart Journal. 67, p. S35-S39

Research output: Contribution to journalArticle

Atrial Appendage
Atrial Fibrillation
India
Hemorrhage
Balloon Valvuloplasty
2014
6 Citations (Scopus)

Evaluation of subtle left ventricular systolic abnormalities in adult patients with hypertrophic cardiomyopathy

Shetty, R., Samanth, J., Nayak, K., Sarang, A. & Thakkar, A., 05-12-2014, In : Journal of Clinical and Diagnostic Research. 8, 12, p. MC05-MC09

Research output: Contribution to journalArticle

Hypertrophic Cardiomyopathy
Echocardiography
Torsional stress
Imaging techniques
Tissue
2 Citations (Scopus)

Unexplained extensive calcification of the venae cavae extending into the right atrium causing partial obstruction of the tricuspid valve

Kareem, H., Devasia, T., Nayak, K. & Agarwal, S., 05-06-2014, In : BMJ Case Reports.

Research output: Contribution to journalArticle

2013
38 Citations (Scopus)

Automated classification of patients with coronary artery disease using grayscale features from left ventricle echocardiographic images

Acharya, U. R., Sree, S. V., Muthu Rama Krishnan, M., Krishnananda, N., Ranjan, S., Umesh, P. & Suri, J. S., 01-12-2013, In : Computer Methods and Programs in Biomedicine. 112, 3, p. 624-632 9 p.

Research output: Contribution to journalArticle

Heart Ventricles
Coronary Artery Disease
Echocardiography
Classifiers
Image texture

Late presentation of TAPVC with multiple cerebral abscesses

Naha, K., Vivek, G., Shetty, R. K. & Nayak, K., 10-07-2013, In : BMJ Case Reports. 009778.

Research output: Contribution to journalArticle

Brain Abscess
Lung
Vomiting
Headache
Heart Diseases
Ebstein Anomaly
Tricuspid Valve Insufficiency
Pulmonary Valve Stenosis
Tricuspid Valve
Aortic Valve Insufficiency
25 Citations (Scopus)

Safety and efficacy of the frontrunner XP Catheter for recanalization of chronic total occlusion of the femoropopliteal arteries

Shetty, R., Vivek, G., Thakkar, A., Prasad, R., Pai, U. & Nayak, K., 01-07-2013, In : Journal of Invasive Cardiology. 25, 7, p. 344-347 4 p.

Research output: Contribution to journalArticle

Catheters
Arteries
Safety
Balloon Angioplasty
Angioplasty
2012
1 Citation (Scopus)

Carotid stenting in a nonagenarian patient with symptomatic carotid stenosis

Ranjan Shetty, K., Vivek, G., Gupta, M. K., Nayak, K., Pai, U., Dias, L., Naha, K. & Acharya, R., 08-11-2012, In : Australasian Medical Journal. 5, 10, p. 528-530 3 p.

Research output: Contribution to journalArticle

Carotid Stenosis
Carotid Arteries
Age Groups
Stroke
Guidelines

Fetal Ebstein's anomaly

Shetty, R. K., Vivek, G., Nayak, K. & Pai, U. M., 06-09-2012, In : BMJ Case Reports.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Pericardial cyst: A benign anomaly

Nayak, K., Shetty, R. K., Vivek, G. & Pai, U. M., 11-10-2012, In : BMJ Case Reports.

Research output: Contribution to journalArticle

Unilateral inverse moustache sign

Shetty, R. K., Vivek, G., Nayak, K. & Dias, L. S., 10-08-2012, In : BMJ Case Reports.

Research output: Contribution to journalArticle

Coronary Sinus
Heart Ventricles
Anatomy
Venae Cavae
Lead
2011

Satellite atrial septal vegetations

Vivek, G., Kansal, N., Nayak, K., Umesh Pai, M. & Dias, L. S., 25-05-2011, In : BMJ Case Reports.

Research output: Contribution to journalArticle