J. Stewart

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Microvascular Filtration Is Increased in Postural Tachycardia Syndrome

J. Stewart, 2003, Circulation.

Noninvasive interrogation of microvasculature for signs of endothelial dysfunction in patients with chronic renal failure.

R. Garrick, M. Goligorsky, J. Stewart, 2004, American journal of physiology. Heart and circulatory physiology.

Relation of Postural Vasovagal Syncope to Splanchnic Hypervolemia in Adolescents

Kenneth J. McLeod, Leslie D. Montgomery, L. Montgomery, 2004, Circulation.

Decreasing cerebral oxygen consumption during upright tilt in vasovagal syncope

J. Stewart, M. Medow, Mira L. Kothari, 2017, Physiological reports.

Orthostatic Intolerance in Adolescent Chronic Fatigue Syndrome

J. Stewart, M. Gewitz, A. Weldon, 1999, Pediatrics.

Functional Hyperemia in Postural Tachycardia Syndrome During Graded Tilt Oscillatory Cerebral Blood Flow Is Associated With Impaired Neurocognition and

B. Levine, Y. Tzeng, D. Galletly, 2015 .

Decreased Microvascular Nitric Oxide–Dependent Vasodilation in Postural Tachycardia Syndrome

C. Minson, J. Stewart, M. Medow, 2005, Circulation.

Orthostatic hypotension in pediatrics.

J. Stewart, 2002, Heart disease.

Regional blood volume and peripheral blood flow in postural tachycardia syndrome.

L. Montgomery, J. Stewart, 2004, American journal of physiology. Heart and circulatory physiology.

Postural Orthostatic Tachycardia Syndrome (POTS): A critical assessment.

H. Calkins, D. Cannom, W. Shen, 2020, Progress in cardiovascular diseases.

The Benefits of Oral Rehydration on Orthostatic Intolerance in Children with Postural Tachycardia Syndrome.

J. Stewart, S. Chokshi, P. Visintainer, 2019, The Journal of pediatrics.

Cutaneous constitutive nitric oxide synthase activation in postural tachycardia syndrome with splanchnic hyperemia.

J. Stewart, M. Medow, C. Terilli, 2011, American journal of physiology. Heart and circulatory physiology.

Cutaneous neuronal nitric oxide is specifically decreased in postural tachycardia syndrome.

C. Minson, J. Stewart, M. Medow, 2007, American journal of physiology. Heart and circulatory physiology.

Reduced body mass index is associated with increased angiotensin II in young women with postural tachycardia syndrome.

J. Stewart, M. Medow, I. Taneja, 2007, Clinical science.

Exercise reduces epicardial coronary artery wall stiffness: roles of cGMP and cAMP.

X. Xu, M. Ochoa, T. Hintze, 1998, Medicine and science in sports and exercise.

Effect of Plantar Micromechanical Stimulation on Cardiovascular Responses to Immobility

G. Madhavan, K. McLeod, J. Stewart, 2005, American journal of physical medicine & rehabilitation.

Prevalence and Severity of Symptoms in a Sample of African Americans and White Participants.

L. Jason, Meredyth A. Evans, J. Stewart, 2015, Journal of cultural diversity.

Increased phase synchronization and decreased cerebral autoregulation during fainting in the young.

J. Stewart, M. Medow, A. Ocon, 2009, American journal of physiology. Heart and circulatory physiology.

Erratum to: Monitoring intracellular, interstitial, and intravascular volume changes during fluid management procedures

L. Montgomery, R. W. Montgomery, W. Gerth, 2013, Medical & Biological Engineering & Computing.

Plantar vibration improves leg fluid flow in perimenopausal women.

L. Montgomery, K. McLeod, J. Stewart, 2005, American journal of physiology. Regulatory, integrative and comparative physiology.

Autonomic Nervous System Dysfunction in Adolescents with Postural Orthostatic Tachycardia Syndrome and Chronic Fatigue Syndrome Is Characterized by Attenuated Vagal Baroreflex and Potentiated Sympathetic Vasomotion

J. Stewart, 2000, Pediatric Research.

When Sinus Tachycardia Becomes Too Much

R. Sutton, J. Stewart, P. Visintainer, 2020, Circulation. Arrhythmia and electrophysiology.

Variable arginine vasopressin levels in neonatal congestive heart failure.

J. Stewart, M. Gewitz, H. Dweck, 1988, Journal of the American College of Cardiology.

Hemorrhage and the products of fibrinogen digestion after intracoronary administration of streptokinase.

G. Timmis, J. Stewart, D. Westveer, 1984, Circulation.

Modulation of the axon-reflex response to local heat by reactive oxygen species in subjects with chronic fatigue syndrome.

J. Stewart, M. Medow, Z. Messer, 2013, Journal of applied physiology.

Pediatric Disorders of Orthostatic Intolerance

B. Grubb, W. Singer, P. Pianosi, 2018, Pediatrics.

Impact of hypocapnia and cerebral perfusion on orthostatic tolerance

P. Ainslie, D. Macleod, Kurt J. Smith, 2014, The Journal of physiology.

Nitric Oxide and Prostaglandin Inhibition During Acetylcholine‐Mediated Cutaneous Vasodilation in Humans

J. Stewart, M. Medow, J. Glover, 2008, Microcirculation.

Postural orthostatic tachycardia syndrome (POTS): Priorities for POTS care and research from a 2019 National Institutes of Health Expert Consensus Meeting - Part 2

R. Freeman, B. Grubb, D. Goldstein, 2021, Autonomic Neuroscience.

Atrial compliance determines the nature of passive atrial stretch and plasma atrial natriuretic factor in the conscious dog.

T. Hintze, J. Stewart, M. Gewitz, 1991, Cardiovascular research.

Baroreceptor unloading in postural tachycardia syndrome augments peripheral chemoreceptor sensitivity and decreases central chemoreceptor sensitivity.

J. Stewart, M. Medow, A. Ocon, 2011, American journal of physiology. Heart and circulatory physiology.

Postural Hyperventilation as a Cause of Postural Tachycardia Syndrome: Increased Systemic Vascular Resistance and Decreased Cardiac Output When Upright in All Postural Tachycardia Syndrome Variants

J. Stewart, P. Visintainer, M. Medow, 2018, Journal of the American Heart Association.

Initial orthostatic hypotension in teenagers and young adults

B. Westerhof, W. Wieling, M. Harms, 2016, Clinical Autonomic Research.

Reflex vascular defects in the orthostatic tachycardia syndrome of adolescents.

J. Stewart, A. Weldon, Julian M. Stewart, 2001, Journal of applied physiology.

Patterns of orthostatic intolerance: the orthostatic tachycardia syndrome and adolescent chronic fatigue.

J. Stewart, M. Gewitz, A. Weldon, 1999, The Journal of pediatrics.

Chronic elevation of norepinephrine in conscious dogs produces hypertrophy with no loss of LV reserve.

P. Anversa, M. Ochoa, T. Hintze, 1992, The American journal of physiology.

Sympathetic Regulation of Orthostasis 7 8 Contact Information : 9

J. Stewart, 2012 .

Mechanisms of Sympathetic Regulation in Cardiovascular Disease Mechanisms of sympathetic regulation in orthostatic intolerance

J. Stewart, 2012 .

Sinus Tachycardia: a Multidisciplinary Expert Focused Review

M. Chung, J. Goldberger, B. Grubb, 2022, Circulation. Arrhythmia and electrophysiology.

The Postural Tachycardia Syndrome

J. Stewart, M. Medow, 2007, Cardiology in review.

Peripheral Vascular Adaptation and Orthostatic Tolerance in Fontan Physiology

J. Stewart, U. Krishnan, M. Gewitz, 2009, Circulation.

Pacing in vasovagal syncope: physiology, pacemaker sensors and recent clinical trials. Precise patient selection and measurable benefit.

R. Sutton, J. Stewart, F. D. de Lange, 2020, Heart rhythm.

Tilt testing remains a valuable asset

M. Brignole, R. Kenny, R. Sutton, 2021, European heart journal.

Angiotensin II type 1 receptor blockade corrects cutaneous nitric oxide deficit in postural tachycardia syndrome.

J. Stewart, M. Medow, I. Taneja, 2008 .

Splanchnic hyperemia and hypervolemia during Valsalva maneuver in postural tachycardia syndrome.

M. Millonas, L. Montgomery, J. Stewart, 2005, American journal of physiology. Heart and circulatory physiology.

Local vascular responses affecting blood flow in postural tachycardia syndrome.

L. Montgomery, J. Stewart, M. Medow, 2003, American journal of physiology. Heart and circulatory physiology.

Toward a Common Definition of Syncope in Children and Adults.

J. G. van Dijk, R. Sutton, S. Raj, 2020, Pediatric emergency care.

Pacing in vasovagal syncope: physiology, pacemaker modes and recent clinical trials. Precise selection and measurable benefit.

Artur, R. Sutton, J. Stewart, 2020 .

Increased pulsatile cerebral blood flow, cerebral vasodilation, and postsyncopal headache in adolescents.

J. Stewart, M. Medow, Z. Messer, 2011, The Journal of pediatrics.

Elevated arginine vasopressin and lowered atrial natriuretic factor associated with hypertension in coarctation of the aorta.

B. Fish, J. Stewart, M. Gewitz, 1995, The Journal of thoracic and cardiovascular surgery.

The role of vasopressin and atrial natriuretic factor in postoperative fluid retention after the Fontan procedure.

B. Clark, W. Norwood, J. Stewart, 1991, The Journal of thoracic and cardiovascular surgery.

Symptomatic cardiac dysfunction in children with human immunodeficiency virus infection.

J. Stewart, D. Gromisch, E. Reyes, 1989, American heart journal.

Tetrasomy 21 transient leukemia with a GATA1 mutation in a phenotypically normal trisomy 21 mosaic infant: Case report and review of the literature

J. Stewart, Sharon R. Pine, C. Sandoval, 2005, Pediatric blood & cancer.

Midodrine for the treatment of vasovagal syncope (simple faint).

J. Stewart, 2006, The Journal of pediatrics.

Contrasting neurovascular findings in chronic orthostatic intolerance and neurocardiogenic syncope.

J. Stewart, A. Weldon, 2003, Clinical science.

Postural Heart Rate Changes in Young Patients With Vasovagal Syncope

J. Stewart, M. Medow, C. Terilli, 2017, Pediatrics.

Intradermal angiotensin II administration attenuates the local cutaneous vasodilator heating response.

J. Stewart, M. Medow, I. Taneja, 2008, American journal of physiology. Heart and circulatory physiology.

Symptoms and Signs of Postural Tachycardia Syndrome (POTS)

J. Stewart, 2012 .

Postural orthostatic tachycardia syndrome: A respiratory disorder?

P. Pianosi, J. Stewart, 2021, Current research in physiology.

Cardiovascular systemic regulation by plantar surface stimulation.

G. Madhavan, K. McLeod, J. Stewart, 2006, Biomedical instrumentation & technology.

The pathophysiology of the vasovagal response.

M. Brignole, R. Sutton, J. Lenders, 2017, Heart rhythm.

Mechanisms of Vasovagal Syncope in the Young: Reduced Systemic Vascular Resistance Versus Reduced Cardiac Output

R. Sutton, W. Wieling, J. Stewart, 2017, Journal of the American Heart Association.

Prospects for droxidopa in neurogenic orthostatic hypotension.

J. Stewart, A. Ross, 2015, Hypertension.

Reduced iron stores and its effect on vasovagal syncope (simple faint).

J. Stewart, 2008, The Journal of pediatrics.

Furopyridines and furopyridine-Ni(II) complexes

S. C. Mojumdar, J. Stewart, D. Valigura, 2005 .

Ventilatory baroreflex sensitivity in humans is not modulated by chemoreflex activation.

J. Stewart, M. Medow, C. Terilli, 2011, American journal of physiology. Heart and circulatory physiology.

Consensus statement on the definition of orthostatic hypotension, neurally mediated syncope and the postural tachycardia syndrome

Jens Jordan, David G. Benditt, Pietro Cortelli, 2011, Clinical Autonomic Research.

Altered oscillatory cerebral blood flow velocity and autoregulation in postural tachycardia syndrome

J. Stewart, A. D. Del Pozzi, M. Medow, 2014, Front. Physiol..

Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Diagnosis and Management in Young People: A Primer

K. Rowe, J. Stewart, N. Speight, 2017, Front. Pediatr..

Orthostatic Circulatory Disorders: From Nosology to Nuts and Bolts.

M. Gutkin, J. Stewart, 2016, American journal of hypertension.

Common Syndromes of Orthostatic Intolerance

J. Stewart, 2013, Pediatrics.

Consensus statement on the definition of orthostatic hypotension, neurally mediated syncope and the postural tachycardia syndrome

R. Freeman, L. Lipsitz, L. Lipsitz, 2011, Autonomic Neuroscience.

Nitric oxide synthase inhibition restores orthostatic tolerance in young vasovagal syncope patients

R. Sutton, J. Stewart, P. Visintainer, 2017, Heart.

Postsynaptic &agr;1-Adrenergic Vasoconstriction Is Impaired in Young Patients With Vasovagal Syncope and Is Corrected by Nitric Oxide Synthase Inhibition

R. Sutton, J. Stewart, P. Visintainer, 2016, Circulation. Arrhythmia and electrophysiology.

2015 heart rhythm society expert consensus statement on the diagnosis and treatment of postural tachycardia syndrome, inappropriate sinus tachycardia, and vasovagal syncope.

Robert S Sheldon, Richard Sutton, Hugh Calkins, 2015, Heart rhythm.

Differential Effects of Lower Body Negative Pressure and Upright Tilt on Splanchnic Blood Volume

J. Stewart, Indu Taneja, Christopher Moran, 2007, American journal of physiology. Heart and circulatory physiology.

Increased plasma angiotensin II in postural tachycardia syndrome (POTS) is related to reduced blood flow and blood volume.

J. Stewart, M. Medow, J. Glover, 2006, Clinical science.

Postural tachycardia syndrome and reflex syncope: similarities and differences.

J. Stewart, 2009, The Journal of pediatrics.

Mechanisms of tilt‐induced vasovagal syncope in healthy volunteers and postural tachycardia syndrome patients without past history of syncope

J. Stewart, P. Visintainer, M. Medow, 2019, Physiological reports.

Multi‐Resolution Wavelet Analysis of Time‐dependent Physiological Responses in Syncopal Youths

J. Stewart, M. Medow, A. Ocon, 2009, American journal of physiology. Heart and circulatory physiology.

Increased vasoconstriction predisposes to hyperpnea and postural faint.

J. Stewart, M. Medow, I. Taneja, 2008, American journal of physiology. Heart and circulatory physiology.

Persistent splanchnic hyperemia during upright tilt in postural tachycardia syndrome.

L. Montgomery, J. Stewart, M. Medow, 2006, American journal of physiology. Heart and circulatory physiology.

Transient orthostatic hypotension is common in adolescents.

J. Stewart, 2002, The Journal of pediatrics.

"He's dizzy when he stands up": an introduction to initial orthostatic hypotension.

J. Stewart, Debbie A. Clarke, 2011, The Journal of pediatrics.

Adolescent fatigue, POTS, and recovery: a guide for clinicians.

K. Weiss, P. Pianosi, J. Stewart, 2014, Current problems in pediatric and adolescent health care.

A new guideline for diagnosis and treatment of syncope in children and adolescents that stimulates further thought and discussion.

J. Stewart, 2018, Science bulletin.

Life-threatening Dysrhythmias in Varicella Myocarditis

J. Stewart, M. Davidian, M. Gewitz, 1987, Clinical pediatrics.

Cardiac output and vasodilation in the vasovagal response: An analysis of the classic papers.

M. Brignole, R. Sutton, W. Wieling, 2016, Heart rhythm.

Neurally mediated hypotension and autonomic dysfunction measured by heart rate variability during head-up tilt testing in children with chronic fatigue syndrome

J. Stewart, A. Weldon, N. Arlievsky, 1998, Clinical Autonomic Research.

Creating a data dictionary for pediatric autonomic disorders

B. Grubb, L. Norcliffe-Kaufmann, J. Fortunato, 2023, Clinical Autonomic Research.

Anorectal motility abnormalities in children with encopresis and chronic constipation.

J. Stewart, M. Medow, M. Glassman, 2011, Jornal de Pediatria.

Mechanisms of sympathetic regulation in orthostatic intolerance.

J. Stewart, Julian M Stewart, 2012, Journal of applied physiology.

Vascular perturbations in the chronic orthostatic intolerance of the postural orthostatic tachycardia syndrome.

J. Stewart, A. Weldon, 2000, Journal of applied physiology.

Bioimpedance monitoring of cellular hydration during hemodialysis therapy

L. Montgomery, R. W. Montgomery, W. Gerth, 2017, Hemodialysis international. International Symposium on Home Hemodialysis.

perimenopausal women Plantar vibration improves leg fluid flow in

L. Montgomery, J. Jordan, K. McLeod, 2005 .

muscle metaboreflex activation in humans Cardiovascular and humoral responses to sustained

Murakami, Kazuhito Watanabe, T. Nishiyasu, 2015 .

The Arterial Baroreflex Resets with Orthostasis

J. Stewart, Julian M. Stewart, Christopher E. Schwartz, 2012, Front. Physio..

Postural change alters autonomic responses to breath-holding

J. Stewart, M. Medow, A. Ocon, 2010, Clinical Autonomic Research.

Disruption of phase synchronization between blood pressure and muscle sympathetic nerve activity in postural vasovagal syncope.

J. Stewart, E. Lambert, M. Medow, 2013, American journal of physiology. Heart and circulatory physiology.

pressure responses during Valsalva maneuvers Acute manipulations of plasma volume alter arterial

V. P. Matveev, J. M. Duncan, A. Sargsyan, 2015 .

Reduced central blood volume and cardiac output and increased vascular resistance during static handgrip exercise in postural tachycardia syndrome.

J. Stewart, M. Medow, I. Taneja, 2007, American journal of physiology. Heart and circulatory physiology.

Hemodynamic characteristics of postural hyperventilation: POTS with hyperventilation versus panic versus voluntary hyperventilation.

J. Stewart, P. Visintainer, M. Medow, 2018, Journal of applied physiology.

Clinical and Physiological Effects of an Acute &agr;-1 Adrenergic Agonist and a &bgr;-1 Adrenergic Antagonist in Chronic Orthostatic Intolerance

J. Stewart, A. Weldon, J. Muñoz, 2002, Circulation.

A double-blind placebo-controlled cross-over study of the vascular effects of midodrine in neuropathic compared with hyperadrenergic postural tachycardia syndrome.

J. Stewart, M. Medow, A. Ocon, 2014, Clinical science.

Changes in regional blood volume and blood flow during static handgrip.

L. Montgomery, J. Stewart, M. Medow, 2007, American journal of physiology. Heart and circulatory physiology.

Bilateral atrial appendectomy abolishes increased plasma atrial natriuretic peptide release and blunts sodium and water excretion during volume loading in conscious dogs.

T. Hintze, M. Brown, J. Stewart, 1992, Circulation research.

What is brain fog? An evaluation of the symptom in postural tachycardia syndrome

J. Stewart, M. Medow, P. Rowe, 2013, Clinical Autonomic Research.

Decreased upright cerebral blood flow and cerebral autoregulation in normocapnic postural tachycardia syndrome.

J. Stewart, M. Medow, A. Ocon, 2009, American journal of physiology. Heart and circulatory physiology.

Oscillatory Lower Body Negative Pressure Impairs Working Memory Task Related 1 Functional Hyperemia In Healthy Volunteers

J. Stewart, P. Visintainer, M. Medow, 2017 .

Oscillatory lower body negative pressure impairs task related functional hyperemia in healthy volunteers.

J. Stewart, A. D. Del Pozzi, P. Visintainer, 2016, American journal of physiology. Heart and circulatory physiology.

Blunted cerebral blood flow velocity in response to a nitric oxide donor in postural tachycardia syndrome.

J. Stewart, A. D. Del Pozzi, M. Medow, 2014, American journal of physiology. Heart and circulatory physiology.

Middle cerebral O₂ delivery during the modified Oxford maneuver increases with sodium nitroprusside and decreases during phenylephrine.

J. Stewart, M. Medow, C. Terilli, 2013, American journal of physiology. Heart and circulatory physiology.

Update on the theory and management of orthostatic intolerance and related syndromes in adolescents and children

J. Stewart, 2012, Expert review of cardiovascular therapy.

Pathophysiology, Diagnosis, and Treatment of Orthostatic Hypotension and Vasovagal Syncope

W. Frishman, D. Sica, J. Stewart, 2008, Cardiology in review.

Respiration drives phase synchronization between blood pressure and RR interval following loss of cardiovagal baroreflex during vasovagal syncope.

J. Stewart, Indu Taneja, Marvin S Medow, 2011, American journal of physiology. Heart and circulatory physiology.

Does heart rate variability explain increased blood pressure in adolescents?

J. Stewart, 2000, The Journal of pediatrics.

Effects of thoracic blood volume on Valsalva maneuver.

L. Montgomery, J. Stewart, M. Medow, 2004, American journal of physiology. Heart and circulatory physiology.

Reduced Cerebral Blood Flow With Orthostasis Precedes Hypocapnic Hyperpnea, Sympathetic Activation, and Postural Tachycardia Syndrome

J. Stewart, A. D. Del Pozzi, M. Medow, 2014, Hypertension.

Postural hypocapnic hyperventilation is associated with enhanced peripheral vasoconstriction in postural tachycardia syndrome with normal supine blood flow.

N. Cherniack, B. Natelson, J. Stewart, 2006, American journal of physiology. Heart and circulatory physiology.

Reactive oxygen species (ROS) from NADPH and xanthine oxidase modulate the cutaneous local heating response in healthy humans.

J. Stewart, M. Medow, A. Ocon, 2011, Journal of applied physiology.

Chronic orthostatic intolerance and the postural tachycardia syndrome (POTS).

J. Stewart, 2004, The Journal of pediatrics.

potential cause of orthostatic intolerance Upregulation of NOS by simulated microgravity

J. Stewart, R. Chirife, H. Grancelli, 2015 .

Supine Parasympathetic Withdrawal and Upright Sympathetic Activation Underly Abnormalities of the Baroreflex in Postural Tachycardia Syndrome

J. Stewart, Irfan A. Warsy, P. Visintainer, 2021, Hypertension.

Altered Function and Structure of the Heart in Dogs With Chronic Elevation in Plasma Norepinephrine

J. Stewart, P. Anversa, T. Hintze, 1991, Circulation.

Postural orthostatic tachycardia syndrome (POTS): State of the science and clinical care from a 2019 National Institutes of Health Expert Consensus Meeting - Part 1

R. Freeman, B. Grubb, D. Goldstein, 2021, Autonomic Neuroscience.

Defects in Cutaneous Angiotensin-Converting Enzyme 2 and Angiotensin-(1-7) Production in Postural Tachycardia Syndrome

J. Stewart, Indu Taneja, Marvin S Medow, 2009, Hypertension.

Orthostatic intolerance in pediatrics.

J. Stewart, 2002, The Journal of pediatrics.

Pooling in Chronic Orthostatic Intolerance: Arterial Vasoconstrictive but not Venous Compliance Defects

J. Stewart, 2002, Circulation.

Phenylephrine alteration of cerebral blood flow during orthostasis: effect on n-back performance in chronic fatigue syndrome.

J. Stewart, M. Medow, C. Terilli, 2014, Journal of applied physiology.

Postural neurocognitive and neuronal activated cerebral blood flow deficits in young chronic fatigue syndrome patients with postural tachycardia syndrome.

J. Stewart, M. Medow, C. Terilli, 2012, American journal of physiology. Heart and circulatory physiology.

Initial Orthostatic Hypotension Causes (Transient) Postural Tachycardia.

J. Stewart, P. Visintainer, M. Medow, 2019, Journal of the American College of Cardiology.

Increasing orthostatic stress impairs neurocognitive functioning in chronic fatigue syndrome with postural tachycardia syndrome.

J. Stewart, M. Medow, Z. Messer, 2012, Clinical science.

Decreased skeletal muscle pump activity in patients with postural tachycardia syndrome and low peripheral blood flow.

L. Montgomery, K. McLeod, J. Stewart, 2004, American journal of physiology. Heart and circulatory physiology.

The Preponderance of Initial Orthostatic Hypotension in Postural Tachycardia Syndrome.

J. Stewart, P. Visintainer, M. Medow, 2020, Journal of applied physiology.

Endovascular procedures for the treatment of autonomic dysfunction

V. Macefield, R. Freeman, C. Crandall, 2014, Clinical Autonomic Research.

Increased ventricular lactate in chronic fatigue syndrome. III. Relationships to cortical glutathione and clinical symptoms implicate oxidative stress in disorder pathophysiology

Xiangling Mao, Jonathan P Dyke, J. Dyke, 2012, NMR in biomedicine.

Chronic fatigue syndrome: comments on deconditioning, blood volume and resulting cardiac function.

J. Stewart, 2009, Clinical science.

Hypocapnia is a biological marker for orthostatic intolerance in some patients with chronic fatigue syndrome

Helena K. Chandler, N. Cherniack, B. Natelson, 2007, Dynamic medicine : DM.

Heart Rate Variability and the Outcome of Head-Up Tilt in Syncopal Children

C. Sorbera, J. Stewart, Markus Erb, 1996, Pediatric Research.

Segmental Intracellular, Interstitial, and Intravascular Volume Changes during Simulated Hemorrhage and Resuscitation: A Case Study

L. Montgomery, R. W. Montgomery, M. Bodó, 2019, Journal of electrical bioimpedance.

Spontaneous fluctuation indices of the cardiovagal baroreflex accurately measure the baroreflex sensitivity at the operating point during upright tilt.

J. Stewart, M. Medow, Z. Messer, 2013, American journal of physiology. Regulatory, integrative and comparative physiology.

Monitoring intracellular, interstitial, and intravascular volume changes during fluid management procedures

L. Montgomery, R. W. Montgomery, W. Gerth, 2013, Medical & Biological Engineering & Computing.

Cyclooxygenase and nitric oxide synthase dependence of cutaneous reactive hyperemia in humans.

J. Stewart, M. Medow, I. Taneja, 2007, American journal of physiology. Heart and circulatory physiology.

N-Back Performance in Chronic Fatigue Syndrome

J. Stewart, M. Medow, C. Terilli, 2014 .

Oscillatory Cerebral Blood Flow Is Associated With Impaired Neurocognition and Functional Hyperemia in Postural Tachycardia Syndrome During Graded Tilt

J. Stewart, A. D. Del Pozzi, M. Medow, 2015, Hypertension.

Ascorbate improves circulation in postural tachycardia syndrome.

J. Stewart, M. Medow, A. Ocon, 2011, American journal of physiology. Heart and circulatory physiology.

Initial orthostatic hypotension in the young is attenuated by static handgrip.

J. Stewart, M. Medow, A. Ocon, 2010, The Journal of pediatrics.

Orthostasis fails to produce active limb venoconstriction in adolescents.

J. Stewart, A. Weldon, J. Lavin, 2001, Journal of applied physiology.

The relation between lower limb pooling and blood flow during orthostasis in the postural orthostatic tachycardia syndrome of adolescents.

J. Stewart, A. Weldon, Julian M Stewart, 2001, The Journal of pediatrics.

Orthostatic Intolerance: A Review with Application to the Chronic Fatigue Syndrome

J. Stewart, 2000 .

Reciprocal splanchnic-thoracic blood volume changes during the Valsalva maneuver.

L. Montgomery, J. Stewart, 2005, American journal of physiology. Heart and circulatory physiology.

A framework to simplify paediatric syncope diagnosis

J. Stewart, S. Balaji, R. Sutton, 2023, European Journal of Pediatrics.

The ACCF/AHA Scientific Statement on Syncope

W. Kapoor, R. Freeman, A. Camm, 2006, Clinical Autonomic Research.

Oscillatory lower body negative pressure impairs task related functional hyperemia in healthy volunteers.

J. Stewart, A. D. Del Pozzi, P. Visintainer, 2016, American journal of physiology. Heart and circulatory physiology.

Cardiac output and vasodilation in the vasovagal response: An analysis of the classic papers.

M. Brignole, R. Sutton, W. Wieling, 2016, Heart rhythm.

Cutaneous constitutive nitric oxide synthase activation in postural tachycardia syndrome with splanchnic hyperemia.

J. Stewart, M. Medow, Abhinav Nafday, 2011, American journal of physiology. Heart and circulatory physiology.

Nevada Chronic Fatigue Syndrome Consensus Conference

R. Armitage, P. Levine, N. Klimas, 2001 .

cutaneous vasodilation in humans Effects of chronic sympathectomy on locally mediated

M. Joyner, R. Widmer, C. Minson, 2015 .

Postural Heart Rate Changes in Young Patients With Vasovagal Syncope

J. Stewart, M. Medow, Breige O’Donnell-Smith, 2017, Pediatrics.

Decreased upright cerebral blood flow and cerebral autoregulation in normocapnic postural tachycardia syndrome.

J. Stewart, M. Medow, A. Ocon, 2009, American journal of physiology. Heart and circulatory physiology.

Reactive oxygen species (ROS) from NADPH and xanthine oxidase modulate the cutaneous local heating response in healthy humans.

J. Stewart, M. Medow, A. Ocon, 2011, Journal of applied physiology.

venoconstriction in adolescents Orthostasis fails to produce active limb

L. Montgomery, M. Lindenberger, T. Länne, 2015 .

in adolescentsfails to produce active limb venoconstriction

J. Stewart, A. Weldon, J. Lavin, 2013 .

Postural orthostatic tachycardia syndrome (POTS): State of the science and clinical care from a 2019 National Institutes of Health Expert Consensus Meeting - Part 1

R. Freeman, B. Grubb, A. Diedrich, 2021, Autonomic Neuroscience.

Hemodynamic characteristics of postural hyperventilation: POTS with hyperventilation versus panic versus voluntary hyperventilation.

J. Stewart, P. Visintainer, M. Medow, 2018, Journal of applied physiology.

Autonomic symptoms at baseline and following infectious mononucleosis in a prospective cohort of adolescents.

Renée R Taylor, J. Stewart, B. Katz, 2011, Archives of pediatrics & adolescent medicine.

Postural orthostatic tachycardia syndrome (POTS): Priorities for POTS care and research from a 2019 National Institutes of Health Expert Consensus Meeting - Part 2

R. Freeman, B. Grubb, A. Diedrich, 2021, Autonomic Neuroscience.

Inappropriate Early Hypotension in Adolescents: A Form of Chronic Orthostatic Intolerance with Defective Dependent Vasoconstriction

J. Stewart, A. Weldon, 2001, Pediatric Research.

syndromeof the postural orthostatic tachycardia Vascular perturbations in the chronic orthostatic

Philip L. Mar, W. Dupont, I. Biaggioni, 2015 .

Reduced iron stores and its effect on vasovagal syncope (simple faint).

J. Stewart, 2008, The Journal of pediatrics.