Christopher L Johnsrude, MD, MS

Academic Title

Professor of Pediatrics

Biography/ Philosophy of Care

Recognition

Recent Publications:
Dasgupta S, Johnsrude CL. Endocardial wavefront propagation guiding atrioventricular nodal re-entrant tachycardia ablation after modified Fontan. Heart Rhythm Case Reports, Vol 10, No 12, December 2024.


Lampert R; Day S; Ainsworth B; Burg M; Marino BS; Salberg L; Esteban MTT; Abrams DJ; Aziz PF; Barth C; Behr ER; Bell C; Berul CI; Bos JM; Bradley D; Cannom DS; Cannon BC; Concannon MA; Cerrone M; Czosek RJ; Dubin AM; Dziura J; Erickson CC; Estes NAM III; Etheridge SP; Goldenberg I; Gray B; Haglund-Turnquist C; Harmon K; James CA; Johnsrude C; Kannankeril P; Lara A; Law IH; Fangyong Li F; Link M; Molossi SM; Olshansky B; Noseworthy PA; Saarel EV; Sanatani S; Shah M; Simone L; Skinner J; Tomaselli GF; Ware JS; Webster G; Wojciech Zareba W; Zipes DP, MD; Michael J. Ackerman MJ. Vigorous Exercise in Patients With Congenital Long QT Syndrome: Results of the Prospective, Observational, Multinational LIVE-LQTS Study. Circulation. 2024;150:516–530. DOI: 10.1161/CIRCULATIONAHA.123.067590


Roston TM, Yuchi Z, Kannankeril PJ, Hathaway J, Vinocur J, Etheridge SP, Potts JE, Maginot K, Salerno JC, Cohen M, Hamilton RM, Pflaumer A, Mohammed S, Kimlicka L, Kanter RJ, PaPage MJ, Collins KK, Gebauer RA, Temple JD, Batra AS, Erickson C, Miszczak-Knecht M, Kubus P, Bar-Cohen Y, Kantoch M, Thomas VC, Hessling G, Anderson C, Young ML, Choi SHJ, Cabrera Ortega M, Lau YR, Johnsrude CL, Fournier A, van Petegem F, Sanatani S. The Clinical and Genetic Spectrum of Catecholaminergic Polymorphic Ventricular Tachycardia: Findings from an International Multicenter Registry. EP Europace, Volume 20, Issue 3, 1 March 2018, Pages 541–547.

Dufendach KA, Timothy K, Blevins B, Pflaumer A, Etheridge S, Perry J, Blom N, Temple J, Chowdhury D, Skinner J, Johnsrude C, Bratincsak A, Box M, Ackerman M, Shah M. Clinical Outcomes and Modes of Death in Timothy Syndrome in the Current Era: A Multi-center International Study of a Rare Disorder. Journal of American College of Cardiology: Clinical Electrophysiology 2018;4:459–66.

Moak JP, Law IH, LaPage MJ, Fish F, Shatty I, Dubin AM, Patel A, Fishbach P, Cain N, Johnsrude C, Berul CI, Bangoura A, Hanumanthaiah S, McCarter R. Comparison of the Medtronic SelectSecure and Conventional Pacing Leads: Long Term Follow-up in a Multicenter Pediatric and Congenital Cohort. PACE 2019; 42:356-365. DOI: 10.1111/pace.13614.

Johnsrude CL, Lau KL, Springer M. Cryoballoon ablation in the right atrial appendage to treat tachycardia in a pediatric patient. Prog Pediatr Cardiol, March 2019. DOI:10.1016/j.ppedcard.2019.03.001.

Johnsrude CL, Lau KC. A Cautionary Tale on Atrial Capture Management, Biventricular Pacing, and Recurrent Asystole. J Innov Card Rhythm Manag. 2019 Oct 15;10(10):3848-3852. doi: 10.19102/icrm.2019.101001.

Tester DJ, Bombei HM, Fitzgerald KK, MS, Giudicessi JR, Pitel BA, Thorland EC, Russell BG, Hamrick SK, Kim J, Haglund-Turnquist CM, Johnsrude CL, Atkins D, Ochoa Nunez LA, Law I, Temple J, Ackerman MJ. Identification of a Novel Homozygous Multi-Exon Duplication in RYR2 Among Children With Exertion-Related Unexplained Sudden Deaths in the Amish Community. JAMA Cardiol. 2020;5(3):340–345. doi:10.1001/jamacardio.2019.5400

JD Roberts, SY Asaki, A Mazzanti, J Martijn Bos, I Tuleta, AR Muir, L Crotti, AD Krahn, V Kutyifa, MB Shoemaker, CL Johnsrude, T Aiba, L Marcondes, A Baban, S Udupa, B Dechert, LM Knight, E Vittinghoff , D Kukavica, B Stallmeyer, JR Giudicessi, C Spazzolini, K Shimamoto, R Tadros, J Cadrin-Tourigny, HJ Duff, CS Simpson, TM Roston, D Yanushi, D Wijeyeratne, I El Hajjaji, M D Yousif, LJ Gula, P Leong-Sit, N Chavali, AP Landstrom, GM Marcus, S Dittmann, AM Wilde, ER Behr, J Tfelt-Hansen, MM Scheinman, MV Perez, JP Kaski, RM Gow, F Drago, PFAziz, DJ Abrams, MH Gollob, JR Skinner, W Shimizu, ES Kaufman, DM Roden, W Zareba, PJ Schwartz, E Schulze-Bahr, SP Etheridge, SG Priori, MJ Ackerman. An International Multi-Center Evaluation of Type 5 Long QT Syndrome: A Low Penetrant Primary Arrhythmic Condition. https://doi.org/10.1161/CIRCULATIONAHA.119.043114 Circulation. 2020;141:429–439.

Robinson JA, MD, LaPage MJ, Atallah J, Webster G, Miyake CY, Ratnasamy C, Ollberding NJ, Mohan S, Von Bergen NH, Johnsrude CL, Garnreiter J, Spar DS, Czosek RJ. Outcomes of Pediatric Patients with Defibrillators Following Initial Presentation with Sudden Cardiac Arrest. Circ Arrhythm Electrophysiol 2021 Feb; 14(2):e008517. doi: 10.1161/CIRCEP.120.008517.

El Assaad I, Hammond BH, Webster G, Kost LD, Worley S, Janson CM, Sherwin ED, Stephenson EA, Johnsrude CL, Niu M, Shetty I, Lawrence D, McCanta AC, Balaji S, Sanatani S, Fish F, Aziz PF. Management and outcomes of atrial fibrillation in 241 healthy children and young adults: Revisiting "lone" atrial fibrillation-A multi-institutional PACES collaborative study. Heart Rhythm. 2021 Jul 31;S1547(21)01998-6. doi 10.1016/j.hrthm.2021.07.066

Johnsrude CL. Infant with 2:1 atrioventricular block after surgery for congenital heart disease: what’s the mechanism? Heart Rhythm Case Reports. doi.org/10.1016/j.hrcr.2021.10.007

Kallas D, Roston TM, Franciosi S, Brett L, Lieve KVV, Kwok S-Y, Kannankeril PJ, Krahn AD, LaPage MJ, Etheridge S, Hill A, Johnsrude CL, Perry J, Knight L, Fischbach P, Balaji S, Tisma-Dupanovic S, Law I, Atallah J, Backhoff D, Kamp A, Kubus P, Kean A, Aziz PF, Kovach J, Lau Y, Kron J, Clur SAB, Sarquella-Brugada G, Wilde AAM, Sanatani S. Evaluation of Age at Symptom-Onset, Proband Status and Sex as Predictors of Disease Severity in Pediatric Catecholaminergic Polymorphic Ventricular Tachycardia. Heart Rhythm, 18(11), 1825-1832. doi.org/10.1016/j.hrthm.2021.07.061.

Berul CI, Dasgupta S, LeGras MD, Peer SM, Alsoufi B, Sherwin ED, Desai M, Yerebakan C, Johnsrude C. Tiny pacemakers for tiny babies. Heart Rhythm. 2023 May;20(5):766-769. doi: 10.1016/j.hrthm.2023.02.017. Epub 2023 Feb 21. PMID: 36822482.

Dasgupta S, Johnsrude CL. Novel Non-fluoroscopic Techniques for Ablation of Typical AV Node Reentry Tachycardia in a Pediatric Patient with Atypical Venous Anatomy. Journal of Innovations in Cardiac Rhythm Management. 022;13(8):5131–5134. DOI: 10.19102/icrm.2022.130802

Johnsrude CL, Dasgupta S. An unusual cause of variable paced QRS complexes in a child with heart failure. Indian Pacing Electrophysiol J. 2022 Nov-Dec;22(6):295-298. doi: 10.1016/j.ipej.2022.08.003.

Johnsrude C, Roberts JB, Roston T, Russell B, Franciosi S, Sanatani S. One family’s clinical odyssey from evolving phenotypic and genotypic knowledge of catecholaminergic polymorphic ventricular tachycardia and long QT syndrome. Heart Rhythm Case Reports. https://doi.org/10.1016/j.hrcr.2022.07.006.

Rahman R, Smith G, Johnsrude CL, LaPage M, Moore J, Shannon K., Anderson C, Papagiannis J, Lau K, Sanatani S, Razminia M, Tuzcu V, Gothard D, Chauver L, Clark J. Transseptal puncture during catheter ablation associated with higher radiation exposure. Cardiol in the Young 2022 Jun 8;1-6.

Johnsrude CL. Palpitations, dizziness and syncope in teenaged girls: practical approaches of a pediatric cardiologist. Pediatric Annals. 2022;51 (11):e440-e447.

Wei N, Lamba A, Franciosi S, Law IH, Ochoa LA, Johnsrude CL, Kwok SY, Tan TH, Dhillon SS, Fournier A, Seslar SP, Stephenson EA, Blaufox AD, Cabrera Ortega M, Bone JN, Sandhu A, Escudero CA, Sanatani S. Medical Management of Infants With Supraventricular Tachycardia: Results From a Registry and Review of the Literature. CJC Pediatric and Congenital Heart Disease 1 (2022): 11-22. https://doi.org/10.1016/j.cjcpc.2021.09.001

Dasgupta S, Kurtz JD, Johnsrude C, Kim E, Kozik D, Alsoufi B. Left Main Coronary Artery Ostial Stenosis in a Pediatric Patient with Sudden Cardiac Arrest. J Am Coll Cardiol Case Rep 2023; 9: 1-3. doi.org/10.1016/j.jaccas.2023.101733.

Dasgupta S, Johnsrude CL. Combination therapy of Ivabradine with Procainamide for the Management of Pediatric Post-Operative Junctional Ectopic Tachycardia. J Innov Cardiac Rhythm Manage. 2023;14(7):5528–5532. doi: 10.19102/icrm.2023.14075.

Berul CI, Dasgupta S, Legras MD, Murfad Peer S, Alsoufi B, Sherwin ED, Yerebakan C, Johnsrude CL. Creative Concepts - Tiny Pacemakers for Tiny Babies – a Case Series. Heart Rhythm, 20(5), 766-769. https://doi.org/10.1016/j.hrthm.2023.02.017.

AT Bergeman, KVV Lieve, D Kallas, JM Bos, FR y Noguer, I Denjoy, E Zorio, JAE Kammeraad, K Tobert, T Aiba, J Atallah, A Baban, A Batra, R Brugada, M Borggrefe, SAB Clur, MGPJ Cox, A Davis, S Dhillon, SP Etheridge, P Fischbach, S Franciosi, K Haugaa, M Horie, C Johnsrude, AM Kane, U Krause, SY Kwok, MJ LaPage, V Probst, JD Roberts, T Robyns, F Sacher, C Semsarian, JR Skinner, H Swan, T Tavacova, S Tisma-Dupanovic, J Tfelt-Hansen, PJ Kannankeril, A Leenhardt, J Till, S Sanatani, MWT Tanck, MJ Ackerman, AAM Wilde, C van der Werf. Flecainide Is Associated With a Lower Incidence of Arrhythmic Events in a Large Cohort of Patients With Catecholaminergic Polymorphic Ventricular Tachycardia. Circulation 148(25) doi.org/10.1161/CIRCULATIONAHA.123.064786

McHale J, Ngha B, Kurtz J, Johnsrude C, Dasgupta S. Myocardial Bridge in a Pediatric Patient with Cardiac Arrest and Ventricular Fibrillation: A Bridge Over Troubled Water? Cardiology in the Young, First View, pp. 1 – 4. doi.org/10.1017/S1047951123003657

Van Hersh A, Jawad K, Feygin Y, Johnsrude C, Dasgupta S. The Significance of Electrocardiogram Abnormalities in Children Presenting to the Emergency Department with Acute Covid-19 Infection. Am J Emerg Med. 2023. Sep:71:195-199. doi: 10.1016/j.ajem.2023.06.041. Epub 2023 Jun 28.

Johnsrude CL, Dasgupta S. Catheter cryoablation guided by propagation mapping to treat dual atrioventricular nodal nonreentrant tachycardia in an adult with postoperative congenital heart disease. HeartRhythm Case Reports: 10 (5): 330-334. https://doi.org/10.1016/j.hrcr.2024.02.010

Dasgupta S, Thomas K, Johnsrude C. Subcutaneous cardioverter-defibrillator implantation in an adult with congenital heart disease and left infra-mammary pacemaker. Indian Pacing and Electrophysiology Journal 24 (2): 111-113. https://doi.org/10.1016/j.ipej.2023.12.008

Johnsrude C, Dasgupta S, Sobczyk W, Alsoufi B, Kozik D. Implantation of a transmural atrial pacing lead in an adult with postoperative congenital heart disease and delayed chest closure. JTCVS Techniques 2024;23:49-51. https://doi.org/10.1016/j.xjtc.2023.11.020

Clinical Interests/Research

Arrhythmias in children and adults with congenital heart disease, Wolff-Parkinson-White syndrome, supraventricular tachycardia, ventricular tachycardia, bradycardia, AV block, long QT syndrome, sudden cardiac arrest, catheter ablation, cryoablation, 3-dimensional electrophysiology mapping, fluoro-less EP procedures, pacemakers and defibrillators.