Ryan J. Diel, MD
Clinical Assistant Professor of Ophthalmology and Visual Sciences
Primary Office
Contact: Arda Lucas
11196-N Pomerantz Family Pavilion
200 Hawkins Drive
Iowa City, IA 52242
Current Positions
- Clinical Assistant Professor of Ophthalmology and Visual Sciences
- Assistant Director of Medical Student Education, Department of Ophthalmology and Visual Sciences
Education
- Resident in Ophthalmology, University of Iowa Hospitals & Clinics, Iowa City, IA
- Internship in Internal Medicine, Department of Internal Medicine, University of Iowa Hospitals and Clinics, Iowa City, IA
- MD in Medicine, University of Miami Miller School of Medicine, Miami, FL
- BS in Biology, University of Nevada Las Vegas, Las Vegas, NV
Licenses & Certifications
- Iowa Board of Medicine
- Nevada State Board of Medical Examiners
- Basic Life Support (BLS)
- Advanced Cardiovascular Life Support (ACLS)
Selected Publications
- Meram T, Diel RJ, Menzel MC, Edrington MT. Unique Electric Cataract. Available from: https://eyerounds.org/atlas/pages/electric-cataract.htm
- Tomlinson LA, Diel RJ, Edrington MT. Primary Acquired Melanosis (PAM) (2nd entry on page). Available from: https://eyerounds.org/atlas/pages/primary-acquired-melanosis.htm
- Sanchez PH, Diel RJ, Steggall A. (2025). Oil droplet cataract. Eyerounds.org. Available from: https://eyerounds.org/atlas/pages/oil-droplet-cataract.html#gsc.tab=0
- Tomlinson LA, Diel RJ, Salama NA. (2025). Pseudoexfoliation syndrome. Eyerounds.org. Available from: https://eyerounds.org/atlas/pages/pseudoexfoliation-syndrome/index.htm#gsc.tab=0
- Ahmad N, Diel RJ, Copple A. (2025). Scleritis. Eyerounds.org. Available from: https://www.eyerounds.org/atlas/pages/Scleritis13.htm#gsc.tab=0
- Diel RJ, Oetting TA, Haugsdal JM, Johnson A. (2024). Op-ed: The Rhexis Model – A Better Way to Teach Beginning Residents How to Move in the Eye. Eyes on AUPO Summer.
- Sarin S, Kigin M, Balk E, Diel RJ, Ling J, Greiner MA, Wilkinson ME, Brown T, Sales C. Functional Assessment of FECD in the National Advanced Driving Simulator: Nighttime Glare and Scheimpflug Imaging. Submitted to Cornea.
- Diel RJ, Scruggs BA, Sears NC. (2019). Bayoneting of vessels and bean-pot cupping in advanced glaucoma. Available at: https://webeye.ophth.uiowa.edu/eyeforum/atlas/pages/bean-pot-cupping.htm
- Diel RJ, Ling JJ. (2019). Meesman Epithelial Corneal Dystrophy. available from http://eyerounds.org/atlas/pages/Meesmann-epithelial-corneal-dystrophy/index.htm
- Mortensen ZA, Diel RJ, Johnson AT. (2019). Corneal and lenticular pigmentation from long-term chlorpromazie use. Available at: https://webeye.ophth.uiowa.edu/eyeforum/atlas/pages/chlorpromazine-pigmentation-lens-cornea.htm