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- Pediatric Cardiologist
Medical Director of The Children’s Heart Institute
POTS Specialist in Herndon, VA
Dr. Abdallah is also board certified in Autonomic Disorders by the United Council for Neurologic Subspecialties. Dr. Abdallah directs the Children’s Autonomic Clinic in Northern Virginia that treats yearly around 8,000 children and adults with POTS, and Autonomic disorders from the US and all over the world.
The CHI Autonomic Clinic provides comprehensive autonomic testing, including Tilt Table Testing, VALSALVA MANEUVER(VM) that provides autonomic analyses of non-postural and Postural arterial blood pressure (BP) and heart rate (HR) changes during breathing activity to evaluate Adrenergic and Cholinergic functions, in addition, the lab performs QSART testing and skin biopsy. In addition, the Lab works in conjunction with a full-time autonomic flow cytometry laboratory directed by an autoimmune pathologist to study potential autoimmune mechanisms underlying the pathophysiology of Postural Orthostatic Tachycardia Syndrome (POTS).
Dr. Abdallah designed the rehabilitation, Taming POTS program and is very active in autonomic research and is world-renowned in Median Arcuate Ligament Syndrome. Dr. Abdallah’s current research work is on the Immune Basis of Postural Orthostatic Tachycardia Syndrome, He has presented his last work on the World Congress on Autoimmunity in Switzerland.
Children’s Heart Institute
Virginia and Maryland
Director Autonomic Disorder Laboratory
Co-Director: Flow Cytometry Laboratory
Dr. Abdallah did his college Education at Open Shaw Technical College, Manchester, the United Kingdom, and finished his medical school at the University of Jordan and completed his Pediatric residency training from the University of Florida and his pediatric Cardiology training from St. Christopher’s Hospital for Children.
Dr. Abdallah is board certified in Pediatrics and Pediatric Cardiology. He is also in addition board certified in Autonomic Disorders from the United Council for Neurologic Subspecialties.
He is currently a member of:
American Academy of Pediatrics
American College of Cardiology
American Academy of Neurology
American Heart Association
American Heart Association, Cardiovascular Council on the Young
Association of Applied Psychophysiology and Biofeedback
University of Florida Alumni
American Autonomic Society
American Society of Computed Tomography
American Society of Cardiac Angiography and Intervention
American Society of Neuroimaging
1977 Ministry of Education Award, Jordan
1-19-2000 Webmaster Award
2-07-2000 Med Explorer
2-29-2000 Bio Harmonics’ Star of Health Award
2-29-2000 ABC’s of Parenting
2-10-2000 Breakfast of Champions, four times recipient, Sponsored by the North Oaks
Medical Center, Hammond, Louisiana.
07-06-2000 Parent Time, Informed Website Award
2005 America Top Pediatricians-Pediatric cardiology
07-2008 Meritorious achievement Award, Dysautonomia society of America
2011 Northern Virginia Top Physicians-Pediatric Cardiology
2016 Northern Virginia Top Physicians-Pediatric Cardiology
2017 Distinguished Physician Award-DYNA
2018 Top Doctors of Northern Virginia
2019 American Most Honored Professionals
2020 Top Doctors of Northern Virginia
Farming, Reading, Traveling
Favorite Movie: Forrest Gump
Favorite Novel: Old Man & The Sea
Most Inspiring Quote: “Be the change you want to see in the world”
Median Arcuate Ligament Syndrome presenting as POTS-Pediatric cardiology World Congress-July/2017 Barcelona-Spain
Median Arcuate Ligament Syndrome Presenting as Hyperadrenergic POTS
H Abdallah, K Thammineni, T Kane. American Autonomic Society meeting- Puerto Rico. Nov/2014
Immunophenotypic Profiles in Patients with Postural Orthostatic Tachycardia Syndrome
Abdallah H, Plassmeyer M, Ryherd M, Austin L, Limgala R, Brown M, Marti G, Hider P, Oral A. American Autonomic Society meeting- Puerto Rico. Nov/2014
“Labetalol Therapy of Hypertension Post-Coarctation Repair” presented by: Culpepper
W, Abdallah H, Williams LC, Pearce FB, Dein T, and Ochsner TL., at the Southeastern
Pediatric Society, 24th Annual Scientific Meeting, Memphis, TN, 9/8/90.
“Fetal Cardiac Surgery: The Dispensable Bi-Ventricular System” presented by: Dunn J,
Russo P, Heckman J, Balsara R, Abdallah H., at the World Congress of Pediatric Cardiology and Cardiac Surgery, Paris, France, June 1993.
“Ability of One Ventricle to Maintain Cardiac Output in Fetal Lamb Heart” presented by:
Abdallah H, Heckman, J, Russo P, Dunn J., at the American Heart Association meeting,
in Atlanta, Georgia, November 11, 1993.
“Labetalol Versus Sodium Nitroprusside for Treating Hypertension Post-Coarctation”
presented at the American Heart Association meeting in Atlanta, Georgia, 11/1994.
“Interventional Pediatric Cardiac Procedures” presented at The North Shore Pediatric
Subspecialties Symposium, New Orleans, LA., May 1995
“Ability of One Ventricle to Maintain Cardiac Output in Fetal Lamb Heart” presented at
the American College of Cardiology annual meeting in New Orleans, Louisiana, March
“Interventional Pediatric Cardiac Procedures: An Update” presented at the North Shore
Pediatric Subspecialties Symposium April 30 – May 2, 1999 Biloxi, MS., Apr-99
“Dysautonomia in Children” presented at the Dysautonomia Youth Network of America,
Inc., in Toledo, Ohio on July 13, 2004.
Dysautonomia: School and Social Issues” presented at the Dysautonomia Youth Network
of America, 2005.
“Endothelial Control of the Vascular Tone” grand round presented at the University of
South Alabama, Alabama, April 1993.
“Chest Pain in Children and Adolescents”, pediatric grand round, Prince Williams
Hospital, Manassas, Virginia January 17, 2002
“Chest Pain in Children and Adolescents”, grand round presented at INOVA Fairfax
Hospital for Children, Fairfax, VA., March 8, 2002.
“Diagnostic & Therapeutic Advances in Chest Pain of Adolescents and Children”, grand
round presented at Shady Grove Adventist Hospital, Rockville, MD., May 2002.
“Pulmonary Hypertension in the Newborn”, a grand round presented at the Prince
William Hospital, Manassas, Virginia, June 2002.
“Chest Pain in Children” a grand round presented at the Loudon County Hospital,
Loudon, Virginia, September 2002.
“Syncope & Orthostatic Disorders in the Young”, grand round presented at Prince
William Hospital, Manassas, Virginia, July 2003.
“Hypercholesterolemia: A Nutritional Approach”, grand round presented at Shady Grove
Adventist Hospital, Rockville, Maryland, June 2004.
Pediatric Cardiac Emergencies in the Newborn & Infant-Arlington Hospital-
September 28, 2004.
Pediatric Cardiac Emergencies in Children & Teens. Georgetown University-
Washington DC- September 28, 2004.
Fetal Cardiac Interventions. Perinatal Grand Rounds. Prince William Medical center,
Manassas Virginia December 2004.
Cardiovascular Evaluation of the Young Athlete. INOVA Fairfax Hospital for Children-
Pediatric Grand Rounds.Feb-2005
Kawasaki Disease. Pediatric Grand Rounds, Prince William Hospital, Manassas,
Kawasaki Disease. Pediatric Grand Rounds, Alexandria Hospital. July-2007
Case Presentation: 17 Year Old with Syncope and Pulmonary hypertension: Pediatric
Grand Rounds, Prince William Hospital, Manassas, Virginia. July-2007
Cardiac Genetics: Prince William Hospital Grand Round April/2011
Vascular Rings: Prince William Hospital Grand Rounds Feb/2011
Heart Healthy Eating in Children- Fairfax Grand Rounds May/2011
Late Presentation of Misalignment of Pulmonary Vessels with Alveolar Capillary
Dysphasia by: Abdallah H, Marks L, and Karmazan N., published in the Journal of
Critical Care Medicine, 1993; 21:628-630
Staged Repair of Pentalogy of Cantrell with Tetralogy of Fallot by: Abdallah H, Marks L,
Balsara R, Davis D, and Russo P., published in The Annals of Thoracic Surgery, 1993;
Familial Occurrence of Discrete Sub-aortic Membrane: Abdallah H, Tommey K,
O’Riordan A, and Marks L., published in The Journal of Pediatric Cardiology. 1993
Pacemaker Contact Sensitivity, Recognition and Clinical Management by Abdallah H,
Balsara R, and O’Riordan A., published in The Annals of Thoracic Surgery, 1994;
“Relaxation of Endothelin-I in Pre-contracted Rabbit Aorta” a research article submitted
for publication in Circulation (currently under review).
Pre-Participation Cardiovascular Evaluation of the Competitive Young Athlete-Fair Fax
Hospital for Children News Letter-in Press
Advanced Specialty CME
“Strategies in Managing Complex Congenital Heart Disease”, at the Mayo Clinic, El
Pointe Arizona, April 1997
“First Annual Course on Frontiers in Diagnosis and Management of Congenital Heart
Disease” at Harvard Medical School, April 30 – May 2, 1998
“Pediatric Cardiac Catheterization Update-2002: Current Techniques, Complication
Management and Case Presentation” at the American College of Cardiology in Bethesda,
MD June 3-6, 2002.
John Hopkins School of Medicine: Cardiovascular MRI Annual Update 2002, Baltimore,
Maryland, June 13-15, 2002.
Lipid Clinic Preceptor ship January 2004: Dr John Guyton_ Duke University Medical
Clinical Autonomic Quantitation Work Group. Mayo Clinic, October/2005
International Conference on Hybrid cardiac procedures. University of Ohio, May/2007
Pediatric interventional Cardiac Symposium, University of Chicago, July 2007
Advanced Course in Cardiac CT scan certification March-2010
Clinical Autonomic Quantitation Work Group. Mayo Clinic, Nov/2016