Works by Valaparambil, Ajitkumar

Results: 102

Early and Long-Term Clinical Outcomes of Ductal Stenting Versus Surgical Aortopulmonary Shunt Among Young Infants with Duct-Dependent Pulmonary Circulation.

Published in:

Pediatric Cardiology, 2024, v. 45, n. 4, p. 787, doi. 10.1007/s00246-024-03415-x

By:

Singh, Gurbhej;
Gopalakrishnan, Arun;
Subramanian, Venkateshwaran;
Sasikumar, Deepa;
Sasidharan, Bijulal;
Dharan, Baiju S.;
Srinivasa Prasad, B. V.;
Menon, Sabarinath;
Valaparambil, Ajitkumar;
Krishnamoorthy, Kavassery Mahadevan;
Sivasubramonian, Sivasankaran;
Tharakan, Jaganmohan

Publication type:

Article

A Comparative Study of Invasive Modalities for Evaluation of Pulmonary Arteriovenous Fistula after Bidirectional Glenn Shunt.

Published in:

Pediatric Cardiology, 2021, v. 42, n. 8, p. 1818, doi. 10.1007/s00246-021-02670-6

By:

Kartik, S. Viswanatha;
Sasidharan, Bijulal;
Gopalakrishnan, Arun;
Kurup, Harikrishnan K. N.;
Krishnamoorthy, Kavassery Mahadevan;
Sasikumar, Deepa;
Thulaseedharan, Jissa Vinoda;
Valaparambil, Ajitkumar;
Tharakan, Jaganmohan;
Sivasubramonian, Sivasankaran

Publication type:

Article

Electrophysiology study and radiofrequency catheter ablation of atriofascicular tracts with decremental properties (Mahaim fibre) at the tricuspid annulus.

Published in:

EP: Europace, 2008, v. 10, n. 12, p. 1428, doi. 10.1093/europace/eun283

By:

Bohora, Shomu;
Dora, Santosh Kumar;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar;
Tharakan, Jaganmohan

Publication type:

Article

Interesting phenomenon during programmed deep septal stimulation. What is the mechanism?

Published in:

2022

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Case Study

Interesting response of a narrow QRS tachycardia to a "concealed" late ventricular extrastimulus. What is the mechanism?

Published in:

Journal of Cardiovascular Electrophysiology, 2021, v. 32, n. 10, p. 2749, doi. 10.1111/jce.15217

By:

Mohanan Nair, Krishna Kumar;
Shafeeq, Ali;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Article

Absence of right bundle branch block morphology in V1 during left bundle branch pacing. What is the mechanism?

Published in:

2021

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Shafeeq, Ali;
Parashar, Nitin Kumar;
Valaparambil, Ajitkumar

Publication type:

Case Study

Antidromic His capture during ventricular entrainment of an orthodromic AV re‐entrant tachycardia. What is the mechanism?

Published in:

2021

By:

Mohanan Nair, Krishna Kumar;
Shafeeq, Ali;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Case Study

Atrioesophageal Fistula: A Review.

Published in:

JAFIB: Journal of Atrial Fibrillation, 2015, v. 8, n. 3, p. 79

By:

Mohanan Nair, Krishna Kumar;
Danon, Asaf;
Valaparambil, Ajitkumar;
Koruth, Jacob S.;
Singh, Sheldon M.

Publication type:

Article

Re-entrant ventricular tachycardia in a postoperative case of tetralogy of Fallot – Ablated successfully under the three-dimensional mapping system.

Published in:

Annals of Pediatric Cardiology, 2021, v. 14, n. 1, p. 107, doi. 10.4103/apc.APC_84_20

By:

Paidi, Suresh;
Nair, Krishna;
Namboodiri, Narayanan;
Balaguru, Sridhar;
Valaparambil, Ajitkumar

Publication type:

Article

Asymptomatic right ventricular dysfunction in surgically repaired adult tetralogy of fallot patients.

Published in:

Annals of Pediatric Cardiology, 2013, v. 6, n. 1, p. 24, doi. 10.4103/0974-2069.107229

By:

Kumar Mohanan Nair, Krishna;
Ganapathi, Sanjay;
Sasidharan, Bijulal;
Thajudeen, Anees;
Sivadasan Pillai, Harikrishnan;
Tharakan, Jaganmohan;
Titus, Thomas;
Valaparambil Kumaran, Ajitkumar;
Sivasubramonian, Sivasankaran;
Mahadevan Krishnamoorthy, Kavassery

Publication type:

Article

Clinical profile & long-term natural history of symptomatic coronary artery disease in young patients (<30 yr).

Published in:

Indian Journal of Medical Research, 2020, v. 152, n. 3, p. 263, doi. 10.4103/ijmr.IJMR_1090_18

By:

Gopalakrishnan, Arun;
Sivadasanpillai, Harikrishnan;
Ganapathi, Sanjay;
Nair, Krishna Kumar Mohanan;
Sivasubramonian, Sivasankaran;
Valaparambil, Ajitkumar

Publication type:

Article

Large Impending Paradoxical Embolus: Thrombotic Railroading from Right Ventricle to Left Ventricular Outflow.

Published in:

Journal of Cardiovascular Imaging, 2021, v. 29, n. 3, p. 284, doi. 10.4250/jcvi.2020.0143

By:

Agarwal, Ankur;
Valaparambil, Ajitkumar;
Nair, Krishna Kumar Mohanan;
Harikrishnan, Sivadasanpillai;
Bhattacharya, Deepanjan

Publication type:

Article

Study of atrial arrhythmias after surgical or device closure of atrial septal defect.

Published in:

National Medical Journal of India, 2022, v. 35, n. 5, p. 271

By:

MOHANKUMAR, NANDHINI;
NAMBOODIRI, NARAYANAN;
MOHANAN NAIR, KRISHNA KUMAR;
RAGHURAM, KARTHIK;
VALAPARAMBIL, AJITKUMAR;
MAHADEVAN, KRISHNAMOORTHY KAVASSERY

Publication type:

Article

Tachycardiomyopathy managed by successful ablation of right ventricular outflow tract premature ventricular complexes.

Published in:

National Medical Journal of India, 2021, v. 34, n. 4, p. 211

By:

RAGHURAM, KARTHIK;
NAIR, KRISHNA KUMAR MOHANAN;
NAMBOODIRI, NARAYANAN;
VALAPARAMBIL, AJITKUMAR

Publication type:

Article

Management of a complicated 'pacemaker pocket' site infection.

Published in:

National Medical Journal of India, 2021, v. 34, n. 2, p. 84

By:

RAGHURAM, KARTHIK;
NAIR, KRISHNA KUMAR MOHANAN;
NAMBOODIRI, NARAYANAN;
DAS, DEBASISH;
VALAPARAMBIL, AJITKUMAR

Publication type:

Article

Prominent CV wave in severe tricuspid regurgitation.

Published in:

National Medical Journal of India, 2018, v. 31, n. 5, p. 310

By:

NAIR, KRISHNA KUMAR MOHANAN;
GANAPATHI, SANJAY;
GOPALAKRISHNAN, ARUN;
VALAPARAMBIL, AJITKUMAR

Publication type:

Article

The heart in an eggshell.

Published in:

2018

By:

GOPALAKRISHNAN, ARUN;
MOHANAN NAIR, KRISHNA KUMAR;
NAMBOODIRI, NARAYANAN;
VALAPARAMBIL, AJITKUMAR

Publication type:

Case Study

Incidentally detected right aortic arch with mirror image branching in a patient with rheumatic calcific mitral valve disease.

Published in:

National Medical Journal of India, 2018, v. 31, n. 1, p. 22

By:

NAIR, KRISHNA KUMAR MOHANAN;
GANAPATHI, SANJAY;
INAMDAR, SONALI;
GOPALAKRISHNAN, ARUN;
KAPILAMOORTHY, TIRUR RAMAN;
VALAPARAMBIL, AJITKUMAR

Publication type:

Article

Left ventricular myxoma with dynamic left ventricular outflow tract obstruction.

Published in:

2018

By:

Kartik, Sambaturu V.;
Gopalakrishnan, Arun;
Deepti, A. N.;
Mohanan Nair, Krishna Kumar;
Pillai, Vivek V.;
Valaparambil, Ajitkumar

Publication type:

journal article

Malignant anomalous right coronary artery associated with mid-cavitary hypertrophic obstructive cardiomyopathy.

Published in:

2016

By:

Mohanan Nair, Krishna Kumar;
Gopalakrishnan, Arun;
Inamdar, Sonali Avinash;
Valaparambil, Ajitkumar;
Kapilamoorthy, T. R.;
Tharakan, Jaganmohan A.;
Avinash Inamdar, Sonali

Publication type:

journal article

Doppler echocardiographic assessment of TTK Chitra prosthetic heart valve in the mitral position.

Published in:

European Journal of Echocardiography, 2008, v. 9, n. 5, p. 599, doi. 10.1093/ejechocard/jen001

By:

Namboodiri, Narayanan;
Shajeem, Othayoth;
Tharakan, Jaganmohan A.;
Sankarkumar, R.;
Titus, Thomas;
Valaparambil, Ajitkumar;
Sivasankaran, Sivasubramonian;
Krishnamoorthy, Kavassery Mahadevan;
Harikrishnan, Sivadasan Pillai;
Dora, Santosh Kumar

Publication type:

Article

Role of Real‐Time 3D‐Echocardiography in Predicting Success of Redo‐Percutaneous Balloon Mitral Valvuloplasty.

Published in:

Echocardiography, 2025, v. 42, n. 5, p. 1, doi. 10.1111/echo.70194

By:

Walse, Rohit;
Pant, Bhagwati;
Sivadasapillai, Harikrishnan;
Ganapathi, Sanjay;
Valaparambil, Ajitkumar

Publication type:

Article

Venous flow patterns after percutaneous atrial septal defect closure: Does the mechanical device decrease right atrial compliance?

Published in:

Echocardiography, 2020, v. 37, n. 2, p. 337, doi. 10.1111/echo.14598

By:

Poonia, Amitabh;
Giridhara, Priya;
Sivasubramonian, Sivasankaran;
Krishnamoorthy, Kavassery M.;
Abhilash, Sreevilasam P.;
Ajitkumar, Valaparambil K.

Publication type:

Article

The mysterious "double" arch.

Published in:

Echocardiography, 2019, v. 36, n. 2, p. 422, doi. 10.1111/echo.14253

By:

Gopalakrishnan, Arun;
Sivasubramonian, Sivasankaran;
Valaparambil, Ajitkumar

Publication type:

Article

"All that glitters is not gold".

Published in:

Journal of Arrhythmia, 2021, v. 37, n. 6, p. 1572, doi. 10.1002/joa3.12645

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Article

Left cardiac sympathetic denervation in children with Jervell Lange‐Nielsen syndrome and drug refractory torsades – A case series.

Published in:

Pacing & Clinical Electrophysiology, 2023, v. 46, n. 10, p. 1197, doi. 10.1111/pace.14827

By:

Bhattacharya, Deepanjan;
Namboodiri, Narayanan;
Sreelekshmi, Madhusoodanan Pillai;
Prabhu, Mukund A.;
Sreevilasam Pushpangadhan, Abhilash;
Menon, Sabarinath;
Dharan, Baiju S.;
Valaparambil, Ajitkumar

Publication type:

Article

Discordant responses to his refractory premature ventricular beats (PVBs) during a regular narrow QRS tachycardia. What is the mechanism.

Published in:

Pacing & Clinical Electrophysiology, 2021, v. 44, n. 6, p. 1094, doi. 10.1111/pace.14262

By:

Mohanan Nair, Krishna Kumar;
Shafeeq, Ali;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Article

Regular narrow QRS tachycardia. What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2021, v. 44, n. 4, p. 720, doi. 10.1111/pace.14207

By:

Mohanan Nair, Krishna Kumar;
Prabhu, Mukund Aravind;
Balaguru, Sridhar;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Article

Interesting response of wide QRS tachycardia with LBBB morphology to atrial overdrive pacing: What is the mechanism?

Published in:

2020

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Valaparambil, Ajitkumar

Publication type:

Case Study

Interesting mode of initiation of wide QRS tachycardia with LBBB morphology. What is the mechanism?

Published in:

2019

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Das, Debasish;
Valaparambil, Ajitkumar

Publication type:

Case Study

Interesting response of regular narrow QRS tachycardia to atrial overdrive pacing. What is the mechanism?

Published in:

2019

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Das, Debasish;
Valaparambil, Ajitkumar

Publication type:

Case Study

Discordant responses of narrow QRS tachycardia to atrial extra stimuli timed at different coupling intervals. What is the mechanism?

Published in:

2019

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Das, Debasish;
Valaparambil, Ajitkumar

Publication type:

Case Study

Interesting response of atriofascicular tachycardia to septal atrial premature extra stimulus. What is the mechanism?

Published in:

2019

By:

Nair, Krishna Kumar Mohanan;
Namboodiri, Narayanan;
Das, Debasish;
Valaparambil, Ajitkumar

Publication type:

Case Study

Interesting case of narrow QRS tachycardia. What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2019, v. 42, n. 7, p. 1047, doi. 10.1111/pace.13705

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Das, Debasish;
Valaparambil, Ajitkumar

Publication type:

Article

Narrow QRS tachycardia with apparent concentric atrial activation pattern: What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2018, v. 41, n. 9, p. 1229, doi. 10.1111/pace.13445

By:

Nair, Krishna Kumar Mohanan;
Namboodiri, Narayanan;
Kevadiya, Hiren;
Valaparambil, Ajitkumar

Publication type:

Article

An interesting case of wide QRS tachycardia with right bundle branch block morphology: What is the mechanism?

Published in:

2018

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Kevadiya, Hiren;
Valaparambil, Ajitkumar

Publication type:

Case Study

Atrial overdrive pacing during LBBB tachycardia: What is the mechanism?

Published in:

2018

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Kevadiya, Hiren;
Valaparambil, Ajitkumar

Publication type:

Case Study

Wide QRS tachycardia with RBBB morphology, right inferior quadrant axis, and 1:1 AV relation: What is the mechanism?

Published in:

2018

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Abhilash, Sreevilasam Pushpangadhan;
Valaparambil, Ajitkumar

Publication type:

Case Study

Bundle branch alternans with PR alternans. What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2017, v. 40, n. 9, p. 1030, doi. 10.1111/pace.13156

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Behera, Dibya Ranjan;
Poonia, Amitabh;
Abhilash, Sreevilasam Pushpangadhan;
Valaparambil, Ajitkumar

Publication type:

Article

Atrial overdrive pacing during wide QRS tachycardia with RBBB morphology. What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2017, v. 40, n. 8, p. 962, doi. 10.1111/pace.13134

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Karunakaran, Suji;
Giridhara, Priya;
Sreevilasam Pushpangadhan, Abhilash;
Valaparambil, Ajitkumar

Publication type:

Article

Atrial premature beat on wide QRS tachycardia with LBBB morphology. What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2017, v. 40, n. 8, p. 959, doi. 10.1111/pace.13129

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Giridhara, Priya;
Abhilash, Sreevilasam Pushpangadhan;
Valaparambil, Ajitkumar

Publication type:

Article

Response of LBBB tachycardia to an atrial premature beat: What is the mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2017, v. 40, n. 7, p. 892, doi. 10.1111/pace.13110

By:

Mohanan Nair, Krishna Kumar;
Namboodiri, Narayanan;
Poonia, Amitabh;
Abhilash, Sreevilasam Pushpangadhan;
Valaparambil, Ajitkumar

Publication type:

Article

Narrow QRS Tachycardia in a Patient with Tachycardiomyopathy: What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 12, p. 1410, doi. 10.1111/pace.12978

By:

MOHANAN NAIR, KRISHNA KUMAR;
NAMBOODIRI, NARAYANAN;
DIVAKARAMENON, SYAMKUMAR;
BANAVALIKAR, BHARATRAJ;
ABHILASH, SREEVILASAM PUSHPANGADHAN;
THAJUDEEN, ANEES;
VALAPARAMBIL, AJITKUMAR

Publication type:

Article

Narrow QRS Tachycardia with Varying Intervals: What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 11, p. 1279, doi. 10.1111/pace.12952

By:

NAIR, KRISHNA KUMAR MOHANAN;
NAMBOODIRI, NARAYANAN;
BANAVALIKAR, BHARATRAJ;
VALAPARAMBIL, AJITKUMAR;
THAJUDEEN, ANEES;
THARAKAN, JAGANMOHAN

Publication type:

Article

Narrow QRS Tachycardia with RR Alternans: What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 10, p. 1148, doi. 10.1111/pace.12930

By:

MOHANAN NAIR, KRISHNA KUMAR;
NAMBOODIRI, NARAYANAN;
BANAVALIKAR, BHARATRAJ;
NALLASIVAN, RAMASUBRAMANIAN;
VALAPARAMBIL, AJITKUMAR;
THAJUDEEN, ANEES;
THARAKAN, JAGANMOHAN

Publication type:

Article

Narrow QRS Tachycardia with Long RP Interval: What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 10, p. 1150, doi. 10.1111/pace.12931

By:

MOHANAN NAIR, KRISHNA KUMAR;
NAMBOODIRI, NARAYANAN;
THAJUDEEN, ANEES;
VALAPARAMBIL, AJITKUMAR;
THARAKAN, JAGANMOHAN

Publication type:

Article

Narrow QRS Tachycardia with Transition: What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 9, p. 1016, doi. 10.1111/pace.12902

By:

MOHANAN NAIR, KRISHNA KUMAR;
NAMBOODIRI, NARAYANAN;
BANAVALIKAR, BHARATRAJ;
INAMDAR, SONALI;
VALAPARAMBIL, AJITKUMAR;
THAJUDEEN, ANEES;
THARAKAN, JAGANMOHAN

Publication type:

Article

Narrow QRS Tachycardia with Spontaneous Switch. What Is the Mechanism?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 7, p. 768, doi. 10.1111/pace.12874

By:

NAIR, KRISHNA KUMAR MOHANAN;
NAMBOODIRI, NARAYANAN;
BANAVALIKAR, BHARATRAJ;
INAMDAR, SONALI;
VALAPARAMBIL, AJITKUMAR;
THAJUDEEN, ANEES;
THARAKAN, JAGANMOHAN

Publication type:

Article

ECG Challenge: Single or Double Tachycardia?

Published in:

Pacing & Clinical Electrophysiology, 2016, v. 39, n. 7, p. 763, doi. 10.1111/pace.12846

By:

NAIR, KRISHNA KUMAR MOHANAN;
THAJUDEEN, ANEES;
NAMBOODIRI, NARAYANAN;
VALAPARAMBIL, AJITKUMAR;
THARAKAN, JAGANMOHAN

Publication type:

Article

Narrow Complex Tachycardia with Ventriculoatrial Dissociation-What is the Mechanism?

Published in:

2011

By:

NAMBOODIRI, NARAYANAN;
BOHORA, SHOMU;
AJITKUMAR, VALAPARAMBIL K.;
THARAKAN, JAGANMOHAN A.

Publication type:

Case Study