All Stories

  1. Preoperative anaemia and adverse CABG outcomes—“there is more to this than meets the eye”

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, June 2024, Springer Science + Business Media

    Professor Praveen Kerala Varma

  2. Selecting the appropriate patients for coronary artery bypass grafting in ischemic cardiomyopathy—importance of myocardial viability

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, January 2024, Springer Science + Business Media

    Professor Praveen Kerala Varma

  3. Outcomes after surgery for infective endocarditis

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, December 2023, Springer Science + Business Media

    Professor Praveen Kerala Varma

  4. Early and long-term outcomes of mitral valve replacement with mechanical valve in rheumatic heart disease

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, October 2023, Springer Science + Business Media

    Professor Praveen Kerala Varma

  5. Revascularization strategy for left main coronary artery disease

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, June 2023, Springer Science + Business Media

    Professor Praveen Kerala Varma

  6. Early and midterm outcomes after off pump coronary artery bypass surgery

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, February 2023, Springer Science + Business Media

    Professor Praveen Kerala Varma

  7. Long-term evaluation of TTK Chitra™ heart valve prosthesis — a retrospective-prospective cohort study

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, December 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  8. Evaluation of TTK Chitra heart valve prosthesis in pediatric patients

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, November 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  9. Total Anomalous Pulmonary Venous Connection Repair: Single-Center Outcomes in a Lower-Middle Income Region

    Article • World Journal for Pediatric and Congenital Heart Surgery, June 2022, SAGE Publications

    Professor Praveen Kerala Varma

  10. Correction to: A novel small diameter nanotextile arterial graft is associated with surgical feasibility and safety and increased transmural endothelial ingrowth in pig

    Article • Journal of Nanobiotechnology, April 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  11. Role of fibroblast growth factor-23 (FGF-23) in the prediction of postoperative atrial fibrillation after coronary artery bypass surgery

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, March 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  12. Role of myeloid derived suppressor cells in sepsis

    Article • International Immunopharmacology, March 2022, Elsevier

    Professor Praveen Kerala Varma

  13. Effects of the COVID-19 Pandemic on Cardiac Surgery Practice and Outcomes

    Article • Journal of Chest Surgery, February 2022, Korean Society for Thoracic and Cardiovascular Surgery (KAMJE)

    Professor Praveen Kerala Varma

  14. IACTS position statement on “2021 ACC/AHA/SCAI Guideline for Coronary Artery Revascularization”: section 7.1—a consensus document

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, January 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  15. Quantitation of mHLA-DR and nCD64 by Flow Cytometry to Study Dysregulated Host Response: The Use of QuantiBRITE™ PE Beads and Its Stability

    Article • Applied Biochemistry and Biotechnology, January 2022, Springer Science + Business Media

    Professor Praveen Kerala Varma

  16. Cardiac tamponade as a presentation of COVID-19 after cardiac surgery

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, November 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  17. Perioperative right ventricular function and dysfunction in adult cardiac surgery—focused review (part 2—management of right ventricular failure)

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, November 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  18. Surgical Challenges in Retrieval of an Embolized Transcatheter Valve From the Aorta

    Article • The Annals of Thoracic Surgery, November 2021, Elsevier

    Professor Praveen Kerala Varma

  19. Perioperative right ventricular function and dysfunction in adult cardiac surgery—focused review (part 1—anatomy, pathophysiology, and diagnosis)

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, October 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  20. Non-classical monocytes and its potential in diagnosing sepsis post cardiac surgery

    Article • International Immunopharmacology, October 2021, Elsevier

    Professor Praveen Kerala Varma

  21. Early outcomes of cardiac surgical patients who developed COVID-19 in the peri-operative period—results from an online survey

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, September 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  22. Transesophageal Echocardiographic Assessment of the Repaired Mitral Valve: A Proposed Decision Pathway

    Article • Seminars in Cardiothoracic and Vascular Anesthesia, September 2021, SAGE Publications

    Professor Praveen Kerala Varma

  23. Mitral Annular Disjunction: A Serendipitous Discovery by Intraoperative Transesophageal Echocardiography

    Article • Journal of Cardiothoracic and Vascular Anesthesia, September 2021, Elsevier

    Professor Praveen Kerala Varma

  24. Application of EuroSCORE II and STS score for risk assessment in Indian patients—are they useful?

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, August 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  25. Design, Development, and Evaluation of an Interwoven Electrospun Nanotextile Vascular Patch

    Article • Macromolecular Materials and Engineering, July 2021, Wiley

    Professor Praveen Kerala Varma

  26. Do alternative approaches work in surgical septal myectomy?

    Article • Asian Cardiovascular and Thoracic Annals, June 2021, SAGE Publications

    Professor Praveen Kerala Varma

  27. Posterior mitral leaflet plication with extended septal myectomy for hypertrophic obstructive cardiomyopathy

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, June 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  28. Vasoconstrictor and coagulation activator entrapped chitosan based composite hydrogel for rapid bleeding control

    Article • Carbohydrate Polymers, April 2021, Elsevier

    Professor Praveen Kerala Varma

  29. Disappearing left atrial appendage clot—the need for a more meticulous search

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, March 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  30. Surgery for infective endocarditis—analysis of factors affecting outcome

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, March 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  31. Aortic root widening: “pro et contra”

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, February 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  32. Different Forms of Chitosan and Its Derivatives as Hemostatic Agent and Tissue Sealants

    Article • January 2021, Springer Science + Business Media

    Professor Praveen Kerala Varma

  33. Flip-flopping atrial septal occluder in the heart

    Article • European Heart Journal, November 2020, Oxford University Press (OUP)

    Professor Praveen Kerala Varma

  34. Recent developments in controlling sternal wound infection after cardiac surgery and measures to enhance sternal healing

    Article • Medicinal Research Reviews, November 2020, Wiley

    Professor Praveen Kerala Varma

  35. Repair of ascending aorta pseudoaneurysm presenting as a chest wall swelling

    Article • Asian Cardiovascular and Thoracic Annals, October 2020, SAGE Publications

    Professor Praveen Kerala Varma

  36. Bleeding complications after dual antiplatelet therapy with ticagrelor versus dual antiplatelet therapy with clopidogrel—a propensity-matched comparative study of two antiplatelet regimes in off-pump coronary artery bypass grafting

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, October 2020, Springer Science + Business Media

    Professor Praveen Kerala Varma

  37. Cardiac surgery during the times of COVID-19

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, July 2020, Springer Science + Business Media

    Professor Praveen Kerala Varma

  38. Innate lymphoid cells: Potent early mediators of the host immune response during sepsis

    Article • Cellular and Molecular Immunology, March 2020, Springer Science + Business Media

    Professor Praveen Kerala Varma

  39. Abnormal mitral valve apparatus is not an indication for mitral valve replacement in hypertrophic obstructive cardiomyopathy

    Article • Annals of Cardiac Anaesthesia, January 2020, Medknow

    Professor Praveen Kerala Varma

  40. Pacemakers-”an infernal machine that interferes with the will of god”

    Article • Annals of Cardiac Anaesthesia, January 2020, Medknow

    Professor Praveen Kerala Varma

  41. Patients who develop post-operative atrial fibrillation have reduced survival after off-pump coronary artery bypass grafting

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, July 2019, Springer Science + Business Media

    Professor Praveen Kerala Varma

  42. Early and Mid‐Term Outcomes of Patients Undergoing Coronary Artery Bypass Grafting in Ischemic Cardiomyopathy

    Article • Journal of the American Heart Association, May 2019, Wolters Kluwer Health

    Professor Praveen Kerala Varma

  43. Injectable chitosan-nano bioglass composite hemostatic hydrogel for effective bleeding control

    Article • International Journal of Biological Macromolecules, May 2019, Elsevier

    Professor Praveen Kerala Varma

  44. Antifungal activity of octenidine dihydrochloride and ultraviolet-C light against multidrug-resistant Candida auris

    Article • Journal of Hospital Infection, May 2019, Elsevier

    Professor Praveen Kerala Varma

  45. Injectable Nano Whitlockite Incorporated Chitosan Hydrogel for Effective Hemostasis

    Article • ACS Applied Bio Materials, January 2019, American Chemical Society (ACS)

    Professor Praveen Kerala Varma

  46. Coarctation of aorta aneurysm with aberrant right subclavian artery and single carotid artery: Surgical and perfusion strategies

    Article • Journal of Thoracic and Cardiovascular Surgery, January 2019, Elsevier

    Professor Praveen Kerala Varma

  47. Female Gender is not a Risk Factor for Early Mortality after Coronary Artery Bypass Grafting

    Article • Annals of Cardiac Anaesthesia, January 2019, Medknow

    Professor Praveen Kerala Varma

  48. Left Atrial Approach to Septal Myectomy: Word of Caution

    Article • The Annals of Thoracic Surgery, November 2018, Elsevier

    Professor Praveen Kerala Varma

  49. Early outcomes in patients undergoing off-pump coronary artery bypass grafting

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, October 2018, Springer Science + Business Media

    Professor Praveen Kerala Varma

  50. Successful surgical repair of aorto-esophageal fistula due to fish-bone ingestion

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, August 2018, Springer Science + Business Media

    Professor Praveen Kerala Varma

  51. Transforming Nanofibers into Woven Nanotextiles for Vascular Application

    Article • ACS Applied Materials & Interfaces, May 2018, American Chemical Society (ACS)

    Professor Praveen Kerala Varma

  52. Bioadhesive, Hemostatic, and Antibacterial in Situ Chitin–Fibrin Nanocomposite Gel for Controlling Bleeding and Preventing Infections at Mediastinum

    Article • ACS Sustainable Chemistry & Engineering, April 2018, American Chemical Society (ACS)

    Professor Praveen Kerala Varma

  53. Posterior mitral leaflet plication for hypertrophic obstructive cardiomyopathy

    Article • Asian Cardiovascular and Thoracic Annals, April 2018, SAGE Publications

    Professor Praveen Kerala Varma

  54. A Case Series and Review of Bacillus Cereus Endocarditis from India

    Article • The Open Microbiology Journal, March 2018, Bentham Science Publishers

    Professor Praveen Kerala Varma

  55. Predictors of acute kidney injury in patients undergoing adult cardiac surgery

    Article • Annals of Cardiac Anaesthesia, January 2018, Medknow

    Dr Senthilvel Vasudevan, Professor Praveen Kerala Varma

  56. Transcatheter aortic valve replacement: Role of anesthesiologists

    Article • Annals of Cardiac Anaesthesia, January 2018, Medknow

    Professor Praveen Kerala Varma

  57. Rationale for change in the criteria for defining severe ischemic mitral regurgitation in 2017 American College of Cardiology/American heart association guidelines

    Article • Annals of Cardiac Anaesthesia, January 2018, Medknow

    Professor Praveen Kerala Varma

  58. Ischemic mitral regurgitation

    Article • Annals of Cardiac Anaesthesia, January 2017, Medknow

    Professor Praveen Kerala Varma

  59. Five-Year Outcomes after Off-Pump or On-Pump Coronary-Artery Bypass Grafting

    Article • New England Journal of Medicine, December 2016, New England Journal of Medicine (NEJM/MMS)

    Professor Praveen Kerala Varma

  60. Infected pseudoaneurysm of the left anterior descending artery

    Article • BMJ Case Reports, November 2016, BMJ

    Professor Praveen Kerala Varma

  61. Superior Vena Cava Syndrome Caused by Pacemaker Leads

    Article • The Annals of Thoracic Surgery, June 2016, Elsevier

    Professor Praveen Kerala Varma

  62. CASE 10–2015

    Article • Journal of Cardiothoracic and Vascular Anesthesia, October 2015, Elsevier

    Professor Praveen Kerala Varma

  63. Risk stratification in cardiac surgery

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, August 2015, Springer Science + Business Media

    Professor Praveen Kerala Varma

  64. Hypertrophic cardiomyopathy

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, February 2015, Springer Science + Business Media

    Professor Praveen Kerala Varma

  65. Risk assessment scores in cardiac surgery

    Article • Annals of Cardiac Anaesthesia, January 2015, Medknow

    Professor Praveen Kerala Varma

  66. Intraoperative Transesophageal Echocardiography Diagnosis of Concomitant Hypertrophic Cardiomyopathy With Anomalous Insertion of a Papillary Muscle Band to the Interventricular Septum in a Patient for Aortic Valve Replacement

    Article • Journal of Cardiothoracic and Vascular Anesthesia, December 2014, Elsevier

    Professor Praveen Kerala Varma

  67. A case of rheumatic mitral stenosis with subaortic ventricular septal defect and anomalous right coronary artery from left sinus

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, November 2014, Springer Science + Business Media

    Professor Praveen Kerala Varma

  68. Demographic profile, clinical characteristics and outcomes of patients undergoing coronary artery bypass grafting—retrospective analysis of 4,024 patients

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, October 2014, Springer Science + Business Media

    Professor Praveen Kerala Varma

  69. Primary Modified Bentall's Procedure in a Case of Laubry-Pezzi Syndrome

    Article • The Annals of Thoracic Surgery, October 2014, Elsevier

    Professor Praveen Kerala Varma

  70. RT 3D TEE for valve dehiscence

    Article • European Heart Journal - Cardiovascular Imaging, April 2014, European Society of Cardiology

    Professor Praveen Kerala Varma

  71. Magnetic Resonance Imaging of Complex Partial Anomalous Pulmonary Venous Return in Adults

    Article • Circulation, January 2014, Wolters Kluwer Health

    Professor Praveen Kerala Varma

  72. Hypertrophic cardiomyopathy: Part 1 - Introduction, pathology and pathophysiology

    Article • Annals of Cardiac Anaesthesia, January 2014, Medknow

    Professor Praveen Kerala Varma

  73. Emergency mitral valve replacement for acute severe mitral regurgitation following balloon mitral valvotomy: Pathophysiology of hemodynamic collapse and peri-operative management issues

    Article • Annals of Cardiac Anaesthesia, January 2014, Medknow

    Professor Praveen Kerala Varma

  74. Hypertrophic cardiomyopathy part II - Anesthetic and surgical considerations

    Article • Annals of Cardiac Anaesthesia, January 2014, Medknow

    Professor Praveen Kerala Varma

  75. Plasma Exchange Transfusion for Management of Altered Heparin Responsiveness Before Cardiopulmonary Bypass

    Article • Journal of Cardiothoracic and Vascular Anesthesia, October 2013, Elsevier

    Professor Praveen Kerala Varma

  76. False diagnosis of acute Type A dissection

    Article • Annals of Cardiac Anaesthesia, January 2013, Medknow

    Professor Praveen Kerala Varma

  77. CASE 5—2012: Incidentally Detected Patent Foramen Ovale in A Patient Undergoing Aortic Valve Replacement: To Close or Not to Close?

    Article • Journal of Cardiothoracic and Vascular Anesthesia, August 2012, Elsevier

    Professor Praveen Kerala Varma

  78. Anesthetic management for surgical repair of Ebstein′s anomaly along with coexistent Wolff-Parkinson-White syndrome in a patient with severe mitral stenosis

    Article • Annals of Cardiac Anaesthesia, January 2010, Medknow

    Professor Praveen Kerala Varma

  79. Endograft Collapse After Thoracic Stent-Graft Repair for Traumatic Rupture

    Article • The Annals of Thoracic Surgery, May 2009, Elsevier

    Professor Praveen Kerala Varma

  80. Transmitral endocavitary repair of inferior left ventricular pseudoaneurysm: A simplified approach in patients requiring concomitant mitral valve surgery

    Article • Journal of Thoracic and Cardiovascular Surgery, June 2008, Elsevier

    Professor Praveen Kerala Varma

  81. Perioperative issues due to long-standing lung collapse during repair of a large ascending aortic aneurysm

    Article • Annals of Cardiac Anaesthesia, January 2008, Medknow

    Professor Praveen Kerala Varma

  82. Guidelines for anaesthesiologist specialist training in pain medicine

    Article • European Journal of Anaesthesiology, July 2007, Wolters Kluwer Health

    Professor Praveen Kerala Varma

  83. Fatal endotracheal haemorrhage in a patient undergoing repair of a large ascending aortic aneurysm

    Article • European Journal of Anaesthesiology, July 2007, Wolters Kluwer Health

    Professor Praveen Kerala Varma

  84. Case 2—2007 Systemic Air Embolization After Termination of Cardiopulmonary Bypass

    Article • Journal of Cardiothoracic and Vascular Anesthesia, April 2007, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  85. Case 4—2006 Coexistent Hypertrophic Obstructive Cardiomyopathy, Mitral Stenosis, and Coronary Artery Fistula

    Article • Journal of Cardiothoracic and Vascular Anesthesia, August 2006, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  86. Syphilitic Aneurysm Eroding the Chest Wall

    Article • Asian Cardiovascular and Thoracic Annals, August 2006, SAGE Publications

    Professor Praveen Kerala Varma

  87. Reply to the Editor

    Article • Journal of Thoracic and Cardiovascular Surgery, April 2006, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  88. Effect of Lung Ventilation With 50% Oxygen in Air or Nitrous Oxide Versus 100% Oxygen on Oxygenation Index After Cardiopulmonary Bypass

    Article • Journal of Cardiothoracic and Vascular Anesthesia, April 2006, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  89. Holt-Oram Syndrome with Hemiazygous Continuation of Inferior Vena Cava

    Article • Asian Cardiovascular and Thoracic Annals, April 2006, SAGE Publications

    Professor Praveen Kerala Varma

  90. Late Entrapment of Ball and Cage Valve in Mitral Position

    Article • Asian Cardiovascular and Thoracic Annals, February 2006, SAGE Publications

    Professor Praveen Kerala Varma

  91. Surgical Interruption of Patent Ductus Arteriosus in a Child With Severe Aortic Stenosis: Anesthetic Considerations

    Article • Journal of Cardiothoracic and Vascular Anesthesia, December 2005, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  92. Emergency surgery after percutaneous transmitral commissurotomy: Operative versus echocardiographic findings, mechanisms of complications, and outcomes

    Article • Journal of Thoracic and Cardiovascular Surgery, September 2005, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  93. Clinical Profile and Surgical Outcome for Pulmonary Aspergilloma: A Single Center Experience

    Article • The Annals of Thoracic Surgery, September 2005, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  94. Clinical profile of post-operative ductal aneurysm and usefulness of sternotomy and circulatory arrest for its repair

    Article • European Journal of Cardio-Thoracic Surgery, March 2005, Oxford University Press (OUP)

    Professor Praveen Kerala Varma

  95. Late aneurysm formation with destruction of the left lung after subclavian flap angioplasty for coarctation of aorta

    Article • Journal of Thoracic and Cardiovascular Surgery, February 2005, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  96. Vocal cord dysfunction in two patients after mitral valve replacement: Consequences and mechanism

    Article • Journal of Cardiothoracic and Vascular Anesthesia, February 2005, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  97. Polymorphic ventricular tachycardia after radiofrequency maze procedure: Report of two cases

    Article • Journal of Thoracic and Cardiovascular Surgery, February 2005, Elsevier

    Professor Praveen Kerala Varma

  98. Simultaneous repair of bilateral multiple emphysematous bullae with a secundum atrial septal defect

    Article • Journal of Cardiothoracic and Vascular Anesthesia, October 2004, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  99. Controlled aortic root perfusion: a novel method to treat refractory ventricular arrhythmias after aortic valve replacement

    Article • Journal of Cardiothoracic and Vascular Anesthesia, April 2004, Elsevier

    Professor Praveen Kerala Varma

  100. EJCTS Reviewers

    Article • European Journal of Cardio-Thoracic Surgery, April 2004, Oxford University Press (OUP)

    Professor Praveen Kerala Varma

  101. Fatal post-operative gastro intestinal hemorrhage because of angio-dysplasia of small intestine in aortic regurgitation

    Article • Interactive Cardiovascular and Thoracic Surgery, March 2004, Oxford University Press (OUP)

    Professor Praveen Kerala Varma

  102. Partial atrioventricular canal defect with cor triatriatum sinister: report of three cases

    Article • Journal of Thoracic and Cardiovascular Surgery, February 2004, Elsevier

    Professor Praveen Kerala Varma, Dr Praveen kumar neema

  103. Ascending aortic coarctation with mitral regurgitation-surgical outcome—A case report

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, January 2004, Springer Science + Business Media

    Professor Praveen Kerala Varma

  104. Aortic root replacement—The “Chitra” experience

    Article • Indian Journal of Thoracic and Cardiovascular Surgery, January 2004, Springer Science + Business Media

    Professor Praveen Kerala Varma

  105. Dysphagia Lusorum

    Article • Asian Cardiovascular and Thoracic Annals, December 2003, SAGE Publications

    Professor Praveen Kerala Varma

  106. Superior vena caval aneurysm

    Article • Interactive Cardiovascular and Thoracic Surgery, September 2003, Oxford University Press (OUP)

    Professor Praveen Kerala Varma

  107. Abdominal aortic occlusion due to aorto arteritis

    Article • European Journal of Cardio-Thoracic Surgery, September 2003, Oxford University Press (OUP)

    Professor Praveen Kerala Varma