Raj R. Makkar, MD

Original Contribution

Lack of Survival Benefit Found With Use of Intraaortic Balloon Pump in Extracorporeal Membrane Oxygenation: A Pooled Experience of 1517 Patients

07/15/2015

Danny Ramzy , MD, PhD;

Raj R. Makkar , MD;

Jaime D. Moriguchi , MD;

Rory Hachamovitch , MD;

Francisco A. Arabia , MD;

Fardad Esmailian , MD;

Babak Azarbal , MD;

Richard K. Cheng , MD, MS;

Intraaortic balloon pumps (IABPs) are frequently used as an adjunctive device to extracorporeal membrane oxygenation (ECMO) and are routinely placed at the initiation of ECMO at many institutions. We provide a meta-analysis to demonstrate...

Intraaortic balloon pumps...

07/15/2015

Journal of Invasive Cardiology

Prognostic Impact of Permanent Pacemaker Implantation in Patients With Low Left Ventricular Ejection Fraction Following Transcatheter Aortic Valve Replacement

01/30/2019

Hasan Jilaihawi , MBChB, MD;

Raj R. Makkar , MD;

Sung-Han Yoon , MD;

Mamoo Nakamura , MD;

Yoshio Maeno , MD, PhD;

Yigal Abramowitz , MD;

Sharjeel Israr , MD;

Shunsuke Kubo , MD;

Takahiro Nomura , MD, PhD;

Masaki Miyasaka , MD;

Hiroyuki Kawamori , MD, PhD;

Yoshio Kazuno , MD;

Nobuyuki Takahashi , MD;

Tarun Chakravarty , MD;

Rahul P. Sharma , MD, MBBS, FRACP;

The aim of this study was to determine the impact of new permanent pacemaker implantation in patients with baseline low LVEF at 2-year follow-up after TAVR.

The aim of this study was to...

01/30/2019

Journal of Invasive Cardiology

The Buddy Balloon for Transcatheter Aortic Valve Replacement: Insights From Computed Tomographic Assessment of the Aortic Valvular Complex

08/29/2013

Kazuaki Okuyama , MD;

Hasan Jilaihawi , MBChB, MD;

Raj R. Makkar , MD;

Considering the concept of crossing a bulky prosthesis through a calcified and narrowed aortic valve, it seems not unexpected that some of these procedures have difficulty. The buddy-balloon technique is an essential contingency plan maneuver...

Considering the concept of...

08/29/2013

Journal of Invasive Cardiology

Original Contribution

Immediate Improvement in Left Atrial Function After Transcatheter Aortic Valve Replacement on Doppler Echocardiography

11/11/2018

Robert J. Siegel , MD;

Florian Rader , MD, MSc;

Derek Q. Phan , MD;

Armen Chalian , MD;

Raj R. Makkar , MD;

More than 50% of embolic strokes occur >24 hours after TAVR and are therefore not directly procedure related. We aimed to determine immediate changes in LA function after TAVR, that may alter short-term and long-term stroke risk after...

More than 50% of embolic strokes...

11/11/2018

Journal of Invasive Cardiology

Hybrid Revascularization Using Percutaneous Coronary Intervention and Robotically Assisted Minimally Invasive Direct Coronary Ar

08/01/2008

Daniel Swistel , MD;

Michael S. Lee , MD, DPM, FACFAS, FACC, FSCAI;

Scott J. Belsey , MD;

Raj R. Makkar , MD;

Claude Simon , MD;

Varinder Singh , MD;

Joseph DeRose , MD;

Salvatore Rametta , MD;

Thomas J. Nero , MD;

James R. Wilentz , MD;

Minimally invasive direct coronary artery bypass (MIDCAB) has been successfully used to treat isolated lesions of the left anterior descending (LAD) artery by operating on the beating heart without cardiopulmonary bypass (CPB) with excellent...

Minimally invasive direct...

08/01/2008

Journal of Invasive Cardiology

Original Contribution

Early Clinical Outcomes of Transcatheter Aortic Valve Replacement in Left Ventricular Outflow Tract Calcification: New-Generation Device vs Early-Generation Device

10/26/2018

Raj R. Makkar , MD;

Sung-Han Yoon , MD;

Mamoo Nakamura , MD;

Yoshio Maeno , MD, PhD;

Yigal Abramowitz , MD;

Sharjeel Israr , MD;

Takahiro Nomura , MD, PhD;

Masaki Miyasaka , MD;

Hiroyuki Kawamori , MD, PhD;

Yoshio Kazuno , MD;

Nobuyuki Takahashi , MD;

Hasan Jilaihawi , MBChB, MD;

Transcatheter aortic valve replacement in cases with left ventricular outflow tract calcification (LVOT-CA) remains a challenging procedure. This study compares the early outcomes of patients undergoing TAVR in LVOT-CA with new-generation...

Transcatheter aortic valve...

10/26/2018

Journal of Invasive Cardiology

New Heparin Dosing Regimen for Diabetics Undergoing Percutaneous Coronary Intervention

08/01/2008

Gregory Valania , MD;

James R. Wilentz , MD;

Joseph Aragon , MD;

Michael S. Lee , MD, DPM, FACFAS, FACC, FSCAI;

Aslam Khan , MD;

Raj R. Makkar , MD;

Howard Levitt , MD;

Varinder Singh , MD;

Amit Kamra , MD;

Salvatore Rametta , MD;

Unfractionated heparin is the primary anticoagulant administered prior to percutaneous coronary intervention (PCI) to prevent the generation of thrombin at the site of balloon-induced arterial injury and to reduce the thrombogenicity of the...

Unfractionated heparin is the...

08/01/2008

Journal of Invasive Cardiology

Original Contribution

Sapien 3 Transcatheter Aortic Valve Implantation With Moderate or Without Predilation

10/20/2016

Yigal Abramowitz , MD;

Hiroyuki Kawamori , MD, PhD;

Yoshio Kazuno , MD;

Tarun Chakravarty , MD;

Geeteshwar Mangat , MD;

Tanya Rami , MS, MBA;

Zev Allison , BS;

Larry Chan , DO;

Wen Cheng , MD;

Hasan Jilaihawi , MBChB, MD;

David Anderson , MD, MS;

Raj R. Makkar , MD;

Yoshio Maeno , MD, PhD;

Aortic valve preparation with balloon aortic valvuloplasty (BAV) has been previously considered mandatory during TAVIs. BAV-inherent risks including stroke, conduction abnormalities, and reduced device profile size established the rationale...

Aortic valve preparation with...

10/20/2016

Journal of Invasive Cardiology

Case Report

Coronary Perforation after Percutaneous Coronary Intervention Successfully Treated with Local Thrombin Injection

08/01/2008

Michael S. Lee , MD, DPM, FACFAS, FACC, FSCAI;

Raj R. Makkar , MD;

Aamer H. Jamali , MD;

Coronary perforation is a rare but potentially life-threatening complication of percutaneous coronary intervention (PCI). As an increasing number of complex PCI procedures are undertaken with aggressive anticoagulation and antiplatelet...

Coronary perforation is a rare...

08/01/2008

Journal of Invasive Cardiology

Original Contribution

Percutaneous Paravalvular Leak Closure for Balloon-Expandable Transcatheter Aortic Valve Replacement: A Comparison With Surgical Aortic Valve Replacement Paravalvular Leak Closure

05/29/2015

Kazuaki Okuyama , MD;

Mohammad Kashif , MD;

Hasan Jilaihawi , MBChB, MD;

Vikas Soni , MD;

Raj R. Makkar , MD;

Takashi Matsumoto , MD;

Wen-Loong Yeow , MD;

Mamoo Nakamura , MD;

Saibal Kar , MD;

Wen Cheng , MD;

Paravalvular leak is frequently observed after transcatheter aortic valve replacement (TAVR) and is related to increased mortality. Percutaneous PVL closure has been performed following surgical aortic valve replacement (SAVR); however, the...

Paravalvular leak is frequently...

05/29/2015

Journal of Invasive Cardiology