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Medicine

D-Index
78
Citations
19898
World Ranking
18134
National Ranking
9040

Overview

Christopher M. Ryan is affiliated with the University of Pittsburgh in the United States and has contributed extensively to the field of medicine, focusing primarily on endocrinology, diabetes, and metabolism. Their research spans various subfields including cardiology and cardiovascular medicine, psychiatry and mental health, clinical biochemistry, and physiology.

Their work concentrates on several main topics such as diabetes management and research, diabetes treatment and management, cardiovascular function and risk factors, diet and metabolism studies, diabetes and associated disorders, epilepsy research and treatment, and pharmacological effects and toxicity studies.

Christopher M. Ryan has published multiple papers in peer-reviewed medical journals. Notable recent publications include:

  • "Cognitive performance declines in older adults with type 1 diabetes: results from 32 years of follow-up in the DCCT and EDIC Study," 2021, The Lancet Diabetes & Endocrinology
  • "Aging, Diabetes, Obesity, and Cognitive Decline: A Population-Based Study," 2020, Journal of the American Geriatrics Society
  • "Brain Structure Among Middle-aged and Older Adults With Long-standing Type 1 Diabetes in the DCCT/EDIC Study," 2022, Diabetes Care
  • "Patterns of Regional Brain Atrophy and Brain Aging in Middle- and Older-Aged Adults With Type 1 Diabetes," 2023, JAMA Network Open
  • "Delays to care in infantile epileptic spasms syndrome: Racial and ethnic inequities," 2023, Epilepsia

Their frequent coauthors include Alan M. Jacobson, Barbara H. Braffett, Rose Gubitosi-Klug, Gayle M. Lorenzi, and José A. Luchsinger. Collaborative work with these researchers has contributed to multiple publications, indicating ongoing partnerships in diabetes and related health fields.

Christopher M. Ryan's research has been published regularly in several prominent scientific journals, with recurring appearances in Diabetes Care, The Lancet Diabetes & Endocrinology, Journal of the American Geriatrics Society, JAMA Network Open, and Epilepsia. This distribution illustrates a focus on diabetes and associated neurological and metabolic conditions.

Best Publications

  • Diabetes and cognitive dysfunction.

    Rory J McCrimmon;Christopher M Ryan;Brian M Frier

  • Cognition and diabetes: a lifespan perspective.

    Geert Jan Biessels;Ian J Deary;Christopher M Ryan

  • Hierarchy of glycemic thresholds for counterregulatory hormone secretion, symptoms, and cerebral dysfunction

    A. Mitrakou;C. Ryan;T. Veneman;M. Mokan

  • Long-term effect of diabetes and its treatment on cognitive function.

    Diabetes Control;Complications Trial

  • Cognitive Deficits in Adolescents Who Developed Diabetes Early in Life

    Christopher Ryan;Arthur Vega;Allan Drash

  • A hindi version of the MMSE: The development of a cognitive screening instrument for a largely illiterate rural elderly population in india

    Mary Ganguli;Graham Ratcliff;Vijay Chandra;Vijay Chandra;Sujatha Sharma

  • Adherence in chronic disease.

    J Dunbar-Jacob;J A Erlen;E A Schlenk;C M Ryan

  • Prolonged effect of intensive therapy on the risk of retinopathy complications in patients with type 1 diabetes mellitus: 10 years after the diabetes control and complications trial

    Neil H. White;Wanjie Sun;Patricia A. Cleary;Ronald P. Danis

  • Cognitive impairment associated with adjuvant therapy in breast cancer.

    Catherine M. Bender;Susan M. Sereika;Sarah L. Berga;Victor G. Vogel

  • Effects of Type 1 Diabetes on Gray Matter Density as Measured by Voxel-Based Morphometry

    Gail Musen;In Kyoon Lyoo;Caitlin R. Sparks;Katie Weinger

  • Improving metabolic control leads to better working memory in adults with type 2 diabetes.

    Christopher M. Ryan;Martin I. Freed;Julie A. Rood;Alexander R. Cobitz

  • Effects of lovastatin on cognitive function and psychological well-being ∗

    Matthew F Muldoon;Steven D Barger;Christopher M Ryan;Janine D Flory

  • Prenatal alcohol and marijuana exposure: Effects on neuropsychological outcomes at 10 years

    Gale A Richardson;Christopher Ryan;Jennifer Willford;Nancy L Day

  • Cognitive efficiency declines over time in adults with Type 1 diabetes: effects of micro- and macrovascular complications.

    C. M. Ryan;M. O. Geckle;T. J. Orchard

  • Randomized trial of the effects of simvastatin on cognitive functioning in hypercholesterolemic adults

    Matthew F. Muldoon;Christopher M. Ryan;Susan M. Sereika;Janine D. Flory

  • Psychological and cognitive function: predictors of adherence with cholesterol lowering treatment.

    Carol S. Stilley;Susan Sereika;Matthew F. Muldoon;Christopher M. Ryan

  • The impact of cognitive function on medication management: three studies.

    Carol S. Stilley;Catherine M. Bender;Jacqueline Dunbar-Jacob;Susan Sereika

  • Neuropsychological correlates of hypertension: review and methodologic considerations.

    Shari R. Waldstein;Stephen B. Manuck;Christopher M. Ryan;Matthew F. Muldoon

  • Why is learning and memory dysfunction in Type 2 diabetes limited to older adults

    Christopher M. Ryan;Michelle Geckle

  • Prevention of Hypoglycemia During Exercise in Children With Type 1 Diabetes by Suspending Basal Insulin

    Eva Tsalikian;Larry Fox;Kathleen F. Janz;Darrell Wilson

Frequent Co-Authors

Matthew F. Muldoon
Matthew F. Muldoon University of Pittsburgh
Susan M. Sereika
Susan M. Sereika University of Pittsburgh
Stephen B. Manuck
Stephen B. Manuck University of Pittsburgh
Trevor J. Orchard
Trevor J. Orchard University of Pittsburgh
J. Richard Jennings
J. Richard Jennings University of Pittsburgh
Dorothy J. Becker
Dorothy J. Becker University of Pittsburgh
In Kyoon Lyoo
In Kyoon Lyoo Ewha Womans University
Caterina Rosano
Caterina Rosano University of Pittsburgh
Perry F. Renshaw
Perry F. Renshaw University of Utah
Adam Brufsky
Adam Brufsky University of Pittsburgh

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