Top Researchers
Top Medicine Researchers at University of Arizona for 2026
Recent medicine research at the University of Arizona spans clinical care, patient outcomes, and methods that connect specialties across the health sciences. The work below reflects a broad research portfolio, with studies touching cardiovascular medicine, neurology, pain, emergency care, and imaging.
Across the last year, these researchers contributed to topics that matter in day-to-day practice as well as longer-term care, from treatment decisions and risk patterns to measurement tools and consensus guidance. The highlights that follow offer a snapshot of that activity.
Featured Researchers
I.G. Sipes
I.G. Sipes at the University of Arizona focused on fragrance ingredient safety assessments, with recent work spanning dermatology, plant science, and small animals.
Activity over the last year: 138 indexed journal articles.
Top publications:
- RIFM fragrance ingredient safety assessment, 2-furyl methyl ketone, CAS Registry Number 1192-62-7 (May 2025)
- Update to RIFM fragrance ingredient safety assessment, linalyl isobutyrate, CAS Registry Number 78-35-3 (Jan 2025)
- Update to RIFM fragrance ingredient safety assessment, 8H-indeno(4,5-B)furan,2,3,3a,4,5,5a,6,7,8a,9-decahydro-2,6,6,7,8,8-hexamethyl mixture of isomers, CAS Registry Number 338735-71-0 (Oct 2025)
Mohammad Reza Movahed
Mohammad Reza Movahed at the University of Arizona worked across cardiology, radiology, and surgery, including studies on Takotsubo cardiomyopathy, contactless seismocardiography, and mitral regurgitation after transcatheter aortic valve replacement.
Activity over the last year: 49 indexed journal articles.
Top publications:
- High Mortality and Complications in Patients Admitted With Takotsubo Cardiomyopathy With More Than Double Mortality in Men Without Improvement in Outcome Over the Years (May 2025)
- From video to vital signs: a new method for contactless multichannel seismocardiography (Jan 2025)
- The Impact of Concomitant Mitral Regurgitation on Echocardiography Parameters After TransCatheter Aortic Valve Replacement: A Systematic Review and Meta‐Analysis (Apr 2025)
Karn Wijarnpreecha
Karn Wijarnpreecha at the University of Arizona examined epidemiology and related clinical patterns, including alcohol-related liver disease, chronic liver disease mortality, and inflammatory bowel disease in older adults.
Activity over the last year: 49 indexed journal articles.
Top publications:
- Global epidemiology of alcohol-related liver disease, liver cancer, and alcohol use disorder, 2000–2021 (Jan 2025)
- Trends in Mortality From Chronic Liver Disease Before, During, and After the COVID-19 Pandemic, 2015 to 2023 (Apr 2025)
- Older Adults with Inflammatory Bowel Disease Epidemiology in the United States: 2000–2021 (Mar 2025)
Julie G. Pilitsis
Julie G. Pilitsis at the University of Arizona centered work on pain medicine, neurology, and pharmacology, from infection control guidelines to treatment pathways for persistent spinal pain syndrome and outcomes after deep brain stimulation.
Activity over the last year: 38 indexed journal articles.
Top publications:
- ASRA Pain Medicine consensus practice infection control guidelines for regional anesthesia and pain medicine (Jan 2025)
- Treatment modalities for patients with Persistent Spinal Pain Syndrome Type II: A systematic review and network meta-analysis (Mar 2025)
- Five-Year Outcomes from Deep Brain Stimulation of the Subthalamic Nucleus for Parkinson Disease (Sep 2025)
Bellal Joseph
Bellal Joseph at the University of Arizona addressed emergency medicine and critical care, with recent publications on traumatic brain injury, trauma resuscitation, and hemorrhagic shock in older adults.
Activity over the last year: 30 indexed journal articles.
Top publications:
- Adverse Prehospital Events and Outcomes After Traumatic Brain Injury (Jan 2025)
- Prioritizing circulation over airway to improve survival in trauma patients with exsanguinating injuries: a world society of emergency surgery-panamerican trauma consensus statement (Jun 2025)
- A narrative review: Resuscitation of older adults with hemorrhagic shock (Feb 2025)
Hoang Nhat Pham
Hoang Nhat Pham at the University of Arizona focused on cardiometabolic care, linking SGLT2 inhibitors and GLP-1RA therapy to cardiovascular outcomes, stroke risk, and sarcopenia concerns.
Activity over the last year: 41 indexed journal articles.
Top publications:
- SGLT2 inhibitors and cardiovascular outcomes in patients with acute myocardial infarction: a retrospective cohort analysis (Apr 2025)
- Sodium‐Glucose Cotransporter‐2 Inhibitors and Stroke Risk in Patients With Atrial Fibrillation (Jun 2025)
- Navigating Sarcopenia Risks in GLP-1RA Therapy for Advanced Heart Failure (May 2025)
Mehrtash Hashemzadeh
Mehrtash Hashemzadeh at the University of Arizona worked at the intersection of cardiology, surgery, and imaging, with studies on Takotsubo cardiomyopathy, coronary bypass grafting, and coronary perforation during percutaneous coronary intervention.
Activity over the last year: 24 indexed journal articles.
Top publications:
- High Mortality and Complications in Patients Admitted With Takotsubo Cardiomyopathy With More Than Double Mortality in Men Without Improvement in Outcome Over the Years (May 2025)
- Bodyweight affects mortality in an L-shape pattern in patients undergoing coronary bypass grafting (Jan 2025)
- Coronary Perforation Occurring During Percutaneous Coronary Intervention Is Associated With Persistently High Mortality and Complications (Feb 2025)
Hyochol Ahn
Hyochol Ahn at the University of Arizona explored neurology, pain medicine, and pharmacology, including home-based transcranial direct current stimulation, pain disparities in knee osteoarthritis, and fNIRS in Alzheimer's disease and related dementias.
Activity over the last year: 16 indexed journal articles.
Top publications:
- Home‐Based, Remotely Supervised Transcranial Direct Current Stimulation Improves the Overall Pain Experience of Older Adults With Knee Osteoarthritis (Jan 2025)
- Disparities in Clinical and Experimental Pain Between Non-Hispanic White and Asian American Individuals With Knee Osteoarthritis and the Role of Pain Catastrophizing: Pilot Study in Florida (Feb 2025)
- Functional near-infrared spectroscopy (fNIRS) detects brain changes for apathy and pain in patients with Alzheimer's disease and related dementias: An exploratory study (May 2025)
What University of Arizona's Medicine Community Is Working On
The most common subfields point to a medicine community that is actively working across neurologic, cardiovascular, imaging, surgical, and pain-related questions. Neurology appears most often, suggesting strong attention to brain health, pain processing, and neurodegenerative disease, while cardiology and cardiovascular medicine remains another major thread through studies of heart failure, structural heart disease, and intervention outcomes. Radiology, surgery, anesthesiology, and pain medicine also recur, showing a collaborative clinical environment where diagnostics, procedures, and symptom management overlap in practical care.- Neurology - seen across 4 of the featured researchers
- Cardiology and Cardiovascular Medicine - seen across 3 of the featured researchers
- Radiology, Nuclear Medicine and Imaging - seen across 2 of the featured researchers
- Surgery - seen across 2 of the featured researchers
- Anesthesiology and Pain Medicine - seen across 2 of the featured researchers
Taken together, this selection shows a medicine community working across intersecting clinical questions and patient populations. If you want to stay organized while tracking emerging papers, formatting manuscripts, or preparing submissions, Resub can help streamline the research workflow. Explore more from the University of Arizona and see how these lines of work are developing.
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