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Arkansas Children's provides right-sized care for your child. U.S. News & World Report has ranked Arkansas Children's in seven specialties for 2025-2026.
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We're focused on improving child health through exceptional patient care, groundbreaking research, continuing education, and outreach and prevention.
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Our ERs are staffed 24/7 with doctors, nurses and staff who know kids best – all trained to deliver right-sized care for your child in a safe environment.
Arkansas Children's provides right-sized care for your child. U.S. News & World Report has ranked Arkansas Children's in seven specialties for 2024-2025.
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Children are at the center of everything we do.
We are dedicated to caring for children, allowing us to uniquely shape the landscape of pediatric care in Arkansas.
Transforming discovery to care.
Our researchers are driven by their limitless curiosity to discover new and better ways to make these children better today and healthier tomorrow.
We're focused on improving child health through exceptional patient care, groundbreaking research, continuing education, and outreach and prevention.
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When you give to Arkansas Children's, you help deliver on our promise of a better today and a healthier tomorrow for the children of Arkansas and beyond
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Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
Learn How We Transform Discovery to Care
Scientific discoveries lead us to new and better ways to care for children.
When you give to Arkansas Children’s, you help deliver on our promise of a better today and a healthier tomorrow for the children of Arkansas and beyond.
Your volunteer efforts are very important to Arkansas Children's. Consider additional ways to help our patients and families.
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The generosity of our supporters allows Arkansas Children's to deliver on our promise of making children better today and a healthier tomorrow.
Read and watch heart-warming, inspirational stories from the patients of Arkansas Children’s.

Hello.
Arkansas Children's Hospital
General Information 501-364-1100
Arkansas Children's Northwest
General Information 479-725-6800
Markus Renno, MD
General information:
501-364-1100
Pediatrics appointments: 501-364-1202
Specialty care appointments: 501-364-4000
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Markus Renno practices Cardiology atArkansas Children's Hospital
1 Children's Way
Little Rock , AR 72202
501-364-1100
View Location -
Markus Renno practices Cardiology atArkansas Children's Northwest
2601 Gene George Blvd.
Springdale, AR 72762
479-725-6800
View Location
Markus Renno, M.D., is an Assistant Professor of Pediatrics and Radiology in the Pediatric Cardiology and Pediatric Radiology Sections at the University of Arkansas for Medical Sciences and Arkansas Children’s Hospital.
Dr. Renno received his undergraduate degree in Biomedical Engineering from Arizona State University. He earned his Medical Doctorate at the University of Arizona and finished his pediatric residency at the University of Florida. He completed his pediatric cardiology fellowship at Vanderbilt Children's Hospital, where he also completed an additional year of clinical training in advanced pediatric cardiovascular imaging, including cardiac MRI and fetal echocardiography. During his fellowship at Vanderbilt, Dr. Renno earned a Master of Public Health (MPH) degree with an emphasis in Health Policy. He was awarded a research training grant from the National Institutes of Health, which supported the research for his MPH thesis.
Following his medical training, Dr. Renno joined the medical staff at the University of Arkansas for Medical Sciences in 2018. His clinical focus is in cardiac MRI, cardiac CT, and fetal cardiology, as well as 3D printing for planning of cardiothoracic surgery in children with complex structural heart disease. He serves as the Program Director for the Clinical Fellowship in Advanced Pediatric and Congenital Cardiac Imaging. He is board certified by the American Board of Pediatrics and is a member of the Society for Cardiovascular Magnetic Resonance and the North American Society for Cardiovascular Imaging. He remains actively involved with the American Academy of Pediatrics (AAP) and is a graduate of the AAP Young Physician Leadership Alliance.
Dr. Renno Explains the Advantages of Cardiac Telemedicine for Pediatric Patients >
Graduate School
- Vanderbilt University Medical School - 2017
Medical Degree
- University of Arizona College of Medicine - 2011
Residency
- University of Florida College of Medicine - 2014
Fellowship
- Vanderbilt University Medical Center - 2018
- Vanderbilt University Medical Center - 2018
Related Services
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Hospital Services
Interventional Radiology
The Interventional Radiology team at Arkansas Children's uses imaging to perform various minimally invasive procedures offering patients the least amount of procedural risk, pain and faster recovery times.
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Hospital Services
Electrophysiology and Pacing Program
The Electrophysiology Program offers specialized care for children who may have heart rhythm problems, such as arrhythmias, or children with pacemakers or other implantable devices.
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Hospital Services
Cardiac Neurodevelopment Program (CNP)
The cardiology clinic at Arkansas Children's helps diagnose unknown pediatric heart conditions with: holter monitoring, transtelephonic ECG recording, 2- and 3-dimensional echocardiography and exercise stress testing.
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Hospital Services
Heart Station
The Heart Station offers state-of-the-art noninvasive cardiac diagnostic studies. Our cardiac evaluation includes cardiac rhythm assessment, echocardiography, and cardiac stress testing.
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Hospital Services
Adult Congenital Heart Disease Program (Adult CHD)
The Arkansas Children's Adult Congenital Heart Disease program provides assists in the transition of patients from pediatric CHD programs to ensure there is no lapse in care.
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Hospital Services
Ventricular Assist Devices (VAD)
To prevent prevent heart and organ failure, the Heart Institute may determine the child needs a specialized heart pump, or ventricular assist device (VAD).
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Hospital Services
Cardiac Catheterization Lab (Cath Lab)
Interventional cardiologists diagnose and treat pediatric heart conditions in the Cardiac Catheterization Lab at Arkansas Children's Hospital.
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Hospital Services
Tissue Typing Laboratory
The HLA (Tissue Typing) laboratory supports the clinical solid organ transplantation programs for the state of Arkansas.
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Hospital Services
Fetal Heart Center
Fetal conditions, including cardiac arrhythmias, fetal hydrops, abnormal karyotype and other abnormalities, may warrant a fetal echocardiogram test at Arkansas Children's.
Related Blogs
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Blog
‘Peace of Mind’: CVICU Provides 24/7 Livestream Access to Families
Learn about Arkansas Children's Hospital becoming the first hospital in the United States to install the AngelEye Iris cameras in the Cardiovascular Intensive Care Unit.
