K. Sivakumar

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20 . A COMPARATIVE STUDY OF CELLULAR SERVICE PROVIDER OPERATING IN THE SPORT CITY OF PUNJAB, JALANDHAR

Sajeet Pradhan, R. Pradhan, N. Panchanatham, 2011 .

Hemodynamic rounds and clinical pathology correlation: Evaluation of a polycythemic patient guided by imaging, hemodynamics, and endomyocardial biopsy

K. Sivakumar, P. Sagar, 2021, Annals of Pediatric Cardiology.

Percutaneous coronary intervention for coronary allograft vasculopathy with drug-eluting stent in Indian subcontinent: Issues in diagnosis and management

K. Sivakumar, A. Mullasari, V. Subban, 2020, Annals of pediatric cardiology.

Transcatheter closure of paravalvular leaks - how do I do it?

K. Sivakumar, 2013, Indian heart journal.

Clinical course and management strategies for hemolysis after transcatheter closure of patent arterial ducts

K. Sivakumar, A. Philip, R. K. Kumar, 2003, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Transcatheter closure of paravalvular mitral prosthetic leak with resultant hemolysis.

K. Sivakumar, J. Shahani, 2007, International journal of cardiology.

Closure of large patent ductus arteriosus in renal failure under echocardiographic guidance without use of radiographic contrast media.

K. Sivakumar, A. Bhagyavathy, Francis Gnanapragasam, 2009, Congenital heart disease.

Safety and feasibility of transcatheter closure of large patent ductus arteriosus measuring >or=4 mm in patients weighing

K. Sivakumar, P. Krishnan, E. Francis, 2008, Journal of interventional cardiology.

Nonsurgical device closure of isolated ostium secundum atrial septal defect in a case of genetically proven tuberous sclerosis

K. Sivakumar, Rajesh Kumar, R. Chandrasekar, 2017 .

Serum Sirolimus Levels After Implantation of Third Generation Drug Eluting Cobalt Chromium Coronary Stent in Ductus Arteriosus in Neonates with Duct-Dependent Pulmonary Circulation

K. Sivakumar, Sreeja Pavithran, B. Sonawane, 2020, Pediatric Cardiology.

Stent angioplasty of narrowed right ventricular outflow conduits and pulmonary arteries consistently reduces right ventricular systolic pressures and delays subsequent surgeries

K. Sivakumar, Sreeja Pavithran, Sudipta Bhattacharjya, 2018, Indian heart journal.

Unconventional combination of left atrial appendage device occlusion in patients with atrial fibrillation who needed concomitant catheter interventions for underlying structural heart disease

K. Sivakumar, Sreeja Pavithran, P. Raghuram, 2020, Indian Heart Journal.

Impact of COVID-19 pandemic on pediatric cardiac services in India

H. Nayak, A. Saxena, K. Sivakumar, 2021, Annals of pediatric cardiology.

Giant coronary artery aneurysms in a 58-year-old

K. Sivakumar, A. Singhi, Sreeja Pavithran, 2014, Annals of pediatric cardiology.

Pre‐eclampsia is associated with, and preceded by, hypertriglyceridaemia: a meta‐analysis

A. Coomarasamy, K. Sivakumar, S. Thangaratinam, 2013, BJOG : an international journal of obstetrics and gynaecology.

Ductal stenting retrains the left ventricle in transposition of great arteries with intact ventricular septum.

K. Sivakumar, P. Krishnan, J. Shahani, 2006, The Journal of thoracic and cardiovascular surgery.

Atrial septostomy with a predefined diameter using a novel occlutech atrial flow regulator improves symptoms and cardiac index in patients with severe pulmonary arterial hypertension

K. Sivakumar, J. Vettukattil, Sreeja Pavithran, 2017, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Outcome of COVID-19-positive children with heart disease and grown-ups with congenital heart disease: A multicentric study from India

H. Nayak, A. Saxena, K. Sivakumar, 2021, Annals of pediatric cardiology.

Operative outcome and intermediate term follow-up of neonatal Blalock-Taussig shunts.

K. Sivakumar, R. K. Kumar, K. Shivaprakasha, 2001, Indian heart journal.

Closure of muscular ventricular septal defects guided by en face reconstruction and pictorial representation.

K. Sivakumar, R. Kumar, S. Rao, 2003, The Annals of thoracic surgery.

Bioptome‐assisted coil occlusion of moderate‐large patent ductus arteriosus in infants and small children

K. Sivakumar, A. Philip, R. Kumar, 2004, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Early multicenter experience of Melody valve implantation in India

K. Sivakumar, Sushil Azad, S. Radhakrishnan, 2021, Annals of pediatric cardiology.

Feasibility, safety and midterm follow‐up of patients after nonsurgical closure of atrial septal defects using very large 40–46 mm nitinol septal occluders

K. Sivakumar, Bijesh Viswambaran, Sudipta Bhattacharjya, 2018, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Unusual Hand Malformation with Cardiac Defect: A Rare Presentation

K. Sivakumar, B. Kar, S. Sivamani, 2017 .

Hemodynamic rounds: Dilemma in the management of disconnected pulmonary arteries with double arterial ducts

K. Sivakumar, Ashish Mohakud, 2021, Annals of pediatric cardiology.

Acute intraprocedural thrombosis during an arterial ductal stenting successfully managed by eptifibatide

K. Sivakumar, Z. Mumtaz, 2021, Cardiology in the Young.

Single center experience of transcatheter closure of mitral and aortic Paravalvular leaks using the new rechristened rectangular Amplatzer PVL plug

K. Sivakumar, Sreeja Pavithran, P. Sagar, 2022, Indian heart journal.

Tailored approaches for transcatheter closure of postsurgical pseudoaneurysms from the ascending aorta and brachiocephalic artery.

K. Sivakumar, Ronak Sheth, M. Anbarasu, 2020, Journal of cardiology cases.

The ‘tiger of Indian rivers’: stakeholders' perspectives on the golden mahseer as a flagship fish species

K. Sivakumar, V. Mathur, Nishikant Gupta, 2014 .

Transcatheter closure of very large (≥ 25 mm) atrial septal defects using the Amplatzer septal occluder

K. Sivakumar, R. Kumar, S. R. Anil, 2003, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Clues to echocardiographic diagnosis of isolation of right subclavian artery in a patient with DiGeorge syndrome and its transcatheter management with its associated anomalies

K. Sivakumar, Sreeja Pavithran, A. Mohakud, 2019, Cardiology in the Young.

Catheter interventions for “double steal” from isolation of the subclavian artery associated with patent arterial duct

K. Sivakumar, S. Qureshi, N. Koneti, 2013, Cardiology in the Young.

Twin pregnancy with a complete hydatidiform mole and co-existent healthy fetus: Unusual case of complete resorption of molar pregnancy

K. Sivakumar, A. Coady, R. Kathirvel, 2013, Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology.

Plastic bronchitis

K. Sivakumar, B. Vinoth, S. Kuruvilla, 2015, Annals of pediatric cardiology.

Total transcatheter correction of scimitar variant having dual pulmonary venous drainage

K. Sivakumar, A. Singh, 2020, Annals of pediatric cardiology.

Correction of sinus venosus atrial septal defects with the 10 zig covered Cheatham‐platinum stent – An international registry

E. Rosenthal, K. Sivakumar, J. Thomson, 2021, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Correction of sinus venosus atrial septal defects with the 10 zig covered Cheatham-platinum stent – An international registry

S. Qureshi, E. Rosenthal, K. Sivakumar, 2021 .

PEDIATRIC AND CONGENITAL HEART DISEASE Original Studies Hybrid Approach to Surgical Correction of Tetralogy of Fallot in all Patients With Functioning Blalock Taussig Shunts

Prasad Krishnan, K. Sivakumar, R. Pieris, 2007 .

Unusual association of isolation of right pulmonary artery in absent pulmonary valve syndrome

K. Sivakumar, R. Agarwal, A. Mohakud, 2021, Asian cardiovascular & thoracic annals.

Anomalous Inferior Vena Cava Drainage to Portal Vein Offers a Challenge to Transcatheter Ductus Arteriosus Closure

K. Sivakumar, E. Francis, 2007, Pediatric Cardiology.

A catheter-based interventional strategy redirects hepatic vein flows after Fontan procedure in left isomerism to treat severe hypoxemia

K. Sivakumar, 2022, Annals of pediatric cardiology.

Bioptome-assisted coil occlusion of coronary artery fistula.

K. Sivakumar, R. K. Kumar, S. R. Anil, 2002, Indian heart journal.

Left aortic arch with right descending aorta and severe coarctation: an unusual “vascular clamp” with airway compression

K. Sivakumar, R. Varghese, Ronak Sheth, 2018, Cardiology in the Young.

Transcatheter Management of Subtotal Cor Triatriatum Sinister: A Rare Anomaly

K. Sivakumar, R. Coelho, Kamlesh B Tailor, 2008, Pediatric Cardiology.

Bioptome‐assisted simultaneous delivery of multiple coils for occlusion of the large patent ductus arteriosus

K. Sivakumar, K. Venugopal, R. K. Kumar, 2001, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Transcatheter occlusion of an anomalous origin of left coronary artery from pulmonary artery in an adult as an alternative to surgery

K. Sivakumar, P. Sagar, 2020, Cardiology in the Young.

Anatomical Classification and Posttreatment Remodeling Characteristics to Guide Management and Follow-Up of Neonates and Infants With Coronary Artery Fistula: A Multicenter Study From the Coronary Artery Fistula Registry

K. Sivakumar, S. Kutty, A. Takeda, 2021, Circulation. Cardiovascular interventions.

Massive pericardial effusion, yet no signs of tamponade!

K. Sivakumar, S. Vaidyanathan, Amol Gupta, 2017, Annals of pediatric cardiology.

Emergency transcatheter balloon recanalization of acutely thrombosed modified Blalock-Taussig shunts.

K. Sivakumar, M. Ravichandra, R. K. Kumar, 2001, Indian heart journal.

A giant left ventricular pseudoaneurysm diagnosed after double-valve replacement

K. Sivakumar, B. Sonawane, 2020, Asian cardiovascular & thoracic annals.

First in man study of a new semi‐open cell design Zephyr cobalt–chromium stent in large vessels and conduits

K. Sivakumar, R. Krishna Kumar, Preeti Vani, 2020, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Staged interventional solution for a diagnostic dilemma caused by hypoplastic left ventricle with severe aortic arch hypoplasia

K. Sivakumar, Santosh Wadile, 2020, Annals of pediatric cardiology.

Atrial septal stenting — How I do it?

K. Sivakumar, 2015, Annals of pediatric cardiology.

Case report: pericardial adhesions from a previous coronary artery bypass surgery contain a left ventricular free wall rupture after an acute myocardial infarction to form a pseudoaneurysm

K. Sivakumar, A. Singh, 2018, European heart journal. Case reports.

Large symptomatic coronary artery fistulas draining to the left heart: transcatheter management

K. Sivakumar, A. Mohakud, Sangamesh Bawage, 2020, Cardiology in the Young.

Tetralogy of Fallot with subarterial ventricular septal defect: Surgical outcome in the current era

K. Sivakumar, R. Varghese, A. Singhi, 2015, Annals of pediatric cardiology.

Longevity of neonatal ductal stenting for congenital heart diseases with duct-dependent pulmonary circulation.

K. Sivakumar, R. Coelho, P. Krishnan, 2012, Congenital heart disease.

Successful retrieval of a migrated neonatal ductal stent and strategies to reposition the expanded stent in the duct

K. Sivakumar, Sreeja Pavithran, 2018, Cardiology in the Young.

Are early palliative procedures providing an adequate long-term benefit in young cyanotic infants from developing countries, despite advances in surgery and interventions?

K. Sivakumar, R. Agarwal, R. Varghese, 2020, Cardiology in the young.

Transcatheter Versus Surgical Closure of Acute Ruptured Sinus of Valsalva Aneurysms with Associated Ventricular Septal Defects

K. Sivakumar, P. Sagar, Z. Mumtaz, 2022, Pediatric Cardiology.

Aorta to Right Atrial Tunnel with Postnatal Transcatheter Treatment

K. Sivakumar, Shanthi Chidambarathanu, V. Raja, 2016, Journal of Fetal Medicine.

Circular shunt in a pulmonary artery to right atrial tunnel, an anomaly unreported so far

K. Sivakumar, A. Singhi, 2014, Annals of pediatric cardiology.

Transcatheter closure of aortico right atrial tunnel--a rare cardiac anomaly.

K. Sivakumar, J. Shahani, E. Francis, 2006, Congenital heart disease.

Impact of Abernathy malformation on pulmonary circulatory hemodynamics in a univentricular heart

K. Sivakumar, Vinoth Doraiswamy, 2017, Annals of pediatric cardiology.

Risk factors associated with device embolisation or malposition during transcatheter closure of patent ductus arteriosus.

K. Sivakumar, Sreeja Pavithran, P. Sagar, 2022, Cardiology in the young.

Outcomes of Venus P-valve for dysfunctional right ventricular outflow tracts from Indian Venus P-valve database

S. Qureshi, K. Sivakumar, N. Awasthy, 2021, Annals of pediatric cardiology.

Extrinsic compression of the left coronary ostium by the pulmonary trunk: management in a case of Eisenmenger syndrome.

K. Sivakumar, V. Bashi, G. Francis, 2010, Texas Heart Institute journal.

Early multicenter experience of a new balloon expandable MyVal transcatheter heart valve in dysfunctional stenosed right ventricular outflow tract conduits

K. Sivakumar, Sreeja Pavithran, S. Gunasekaran, 2021, Annals of pediatric cardiology.

Endocardial transvenous pacing in patients with surgically palliated univentricular hearts: A review on different techniques, problems and management

K. Sivakumar, A. Singh, K. L. Umamaheshwar, 2018, Indian pacing and electrophysiology journal.

Transhepatic permanent pacing in a child with complex cyanotic heart disease after total cavo pulmonary shunt (Kawashima repair)

K. Sivakumar, A. Singhi, E. Sheriff, 2016, Indian pacing and electrophysiology journal.

Randomized controlled trial to evaluate the effect of prophylactic amiodarone versus dexmedetomidine on reducing the incidence of postoperative junctional ectopic tachycardia after pediatric open heart surgery

K. Sivakumar, R. Varghese, G. Dhandayuthapani, 2023, Annals of Pediatric Cardiology.

Different transcatheter strategies for aortic coarctation associated with patent ductus arteriosus.

K. Sivakumar, A. Singhi, 2012, Indian heart journal.

Corkscrew aortic arch in PHACES syndrome: Multimodal imaging of an unusual morphology of tortuous aortic arch in a rare but well-defined syndrome

K. Sivakumar, Sreeja Pavithran, Ronak Sheth, 2019, Annals of pediatric cardiology.

Repair of Tetralogy of Fallot with Ascending and Proximal Aortic Arch Aneurysm: Case Report

K. Sivakumar, R. Coelho, Anto S. Ramayya, 2011, Journal of cardiac surgery.

Study of the effect of Occlutech Atrial Flow Regulator on symptoms, hemodynamics, and echocardiographic parameters in advanced pulmonary arterial hypertension

K. Sivakumar, Monica Rajendran, Gopalavilasam R. Rohitraj, 2021, Pulmonary circulation.

Is There a Role for Alcohol Septal Ablation in Young Patients with Medically Refractory Hypertrophic Obstructive Cardiomyopathy?

K. Sivakumar, G. Jain, 2023, Pediatric cardiology.

Late occurrence of ventricular septal rupture after deep septal myectomy for hypertrophic cardiomyopathy: Causes and management.

K. Sivakumar, A. Singhi, Biju Govind, 2021, Journal of cardiology cases.

Simple Diagnostic Tools May Guide Transcatheter Closure of Superior Sinus Venosus Defects Without Advanced Imaging Techniques

K. Sivakumar, S. Qureshi, Sreeja Pavithran, 2020, Circulation. Cardiovascular interventions.

Medium-term results of percutaneous pulmonary valve implantation using the Venus P-valve: international experience.

S. Qureshi, E. Rosenthal, K. Sivakumar, 2019, EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology.

Arterial switch operation for double-outlet left ventricle.

K. Sivakumar, R. Varghese, A. Singhi, 2014, The Annals of thoracic surgery.

A novel method of creation of a fenestration in nitinol occluder devices used in closure of hypertensive patent arterial ducts

K. Sivakumar, A. Singhi, 2016, Annals of pediatric cardiology.

Embolization of Two Occluder Devices Following Device Closure of Acute Postoperative Mitral Paravalvular Leak

K. Sivakumar, A. Singhi, 2020, Journal of Cardiovascular Imaging.

Echocardiographic Classification of Perimembranous Ventricular Septal Defect Guides Selection of the Occluder Design for Their Transcatheter Device Closure

K. Sivakumar, A. Singhi, 2021, Journal of cardiovascular imaging.

Preliminary evaluation of a microtransesophageal probe in neonates and young infants undergoing surgery for congenital heart disease

K. Sivakumar, Sreeja Pavithran, Avinash Dayalal Arke, 2014, Annals of pediatric cardiology.

Catheter closure of an atrial septal defect in anatomically corrected malposition with left juxtaposition of atrial appendages

K. Sivakumar, 2009, Cardiology in the Young.

A novel snare assistance safeguards against early embolization of devices and facilitates quick retrieval of malpositioned devices in atrial septal defects with deficient margins

K. Sivakumar, Sreeja Pavithran, 2015, Annals of pediatric cardiology.

A comparative study on the ballistic performance of high nitrogen steel and rolled homogeneous armour steel against 7.62 mm ball and 12.7 mm armour piercing projectiles

K. Sivakumar, G. Sukumar, V. Madhu, 2021 .

Application of Vessel Navigator™ fusion imaging software in a complex transcatheter palliation of Tetralogy of Fallot with pulmonary atresia

K. Sivakumar, P. Sagar, Z. Mumtaz, 2022, Annals of pediatric cardiology.

Experience with the largest custom-made 48 mm fenestrated atrial septal occluder device and its 4-year follow-up

K. Sivakumar, G. Jain, 2023, Annals of pediatric cardiology.

First report of a percutaneous valve-in-Valve implantation of tricuspid valve in a systemic right ventricle

K. Sivakumar, Sreeja Pavithran, Z. Mumtaz, 2022, Cardiology in the Young.

Transcatheter reduction in size of large undesirable fenestrations following extracardiac conduit Fontan surgery with off-label use of Occlutech atrial flow regulator

K. Sivakumar, B. Sonawane, 2020, Annals of pediatric cardiology.

Acquired submitral aneurysms may be associated with mitral paravalvular leaks

K. Sivakumar, P. Raghuram, E. Sheriff, 2021, Asian Cardiovascular and Thoracic Annals.

Multimodal imaging of dissecting sinus of valsalva aneurysms from right and left aortic sinuses and its management

K. Sivakumar, Vinoth Doraiswamy, E. Sheriff, 2017 .

Prospective concurrent head-to head comparison of three different types of nitinol occluder devices for transcatheter closure of secundum atrial septal defects.

K. Sivakumar, L. Pillai, Sreeja Pavithran, 2019, EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology.

Early clinical experience with the straight design of Venus P‐valve™ in dysfunctional right ventricular outflow tracts

K. Sivakumar, S. Góreczny, G. Morgan, 2020, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Transcatheter closure of distal aortopulmonary window using Amplatzer device.

K. Sivakumar, E. Francis, 2006, Congenital heart disease.

Transcatheter closure of paravalvular leaks - how do I do it?

K. Sivakumar, 2013, Indian heart journal.