Medical School
George Washington University School of Medicine (1990)
Parkland Memorial Hospital (1991), Transitional Year
UT Southwestern Medical School (1994), Ophthalmology
UT Southwestern Medical School (1995), Neuro-ophthalmology
Massachusetts General Hospital (1996), Ophthalmic Pathology
Massachusetts Eye and Ear Infirmary (1996), Ophthalmic Pathology/ocular Oncology

Research Interest

  • Contact lenses and prion disease
  • Natural history of optic pathway gliomas
  • Retinal degeneration in human spongiform encephalopathies


Concomitant Seropositive Ocular Myasthenia and Biopsy-Proven Temporal Arteritis
Noorani S, Da J, Kalva P, Smith M, Hogan RN, Truong-Le MN Journal of Neuro-Ophthalmology 2024 Mar 44 E60-E61
Sarcoid-like reaction of the orbit in diffuse large B-cell lymphoma
Mei F, Maripudi S, Hogan RN, Cao J, Mancini R Orbit 2024
Paraneoplastic Autoimmune Retinopathy Associated With Non-IgM Lymphoplasmacytic Lymphoma
Thomson AC, Raviskanthan S, Mortensen PW, Hogan RN, Lee AG Journal of Neuro-Ophthalmology 2023 Dec 43 E184-E187
Disease associations of excessive daytime sleepiness in multiple sclerosis: A prospective study
Sguigna PV, Toranian S, Tardo LM, Blackburn KM, Horton LA, Conger D, Meltzer E, Hogan RN, McCreary M, Zee PC, Takahashi JS, Greenberg BM Multiple Sclerosis Journal - Experimental, Translational and Clinical 2023 Jan 9
Recurrent primary orbital well-differentiated liposarcoma /atypical lipomatous tumor: A rare case report with six-year follow-up
Mei F, He L, Forouzan P, Mancini R, Hogan RN American Journal of Ophthalmology Case Reports 2022 Sep 27
Conjunctival changes following Muller’s muscle conjunctival resection
Beaulieu R, McDonnell E, Scofield-Kaplan SM, Evers BM, Hogan RN, Mancini R International Ophthalmology 2022 Jun 42 1689-1695
Idiopathic Optic Perineuritis Masquerading as Recurrent Optic Neuritis
Mueller AJ, Scofield-Kaplan SM, Evers BM, Carr BC, Mancini R, Hogan RN Journal of Neuro-Ophthalmology 2022 Mar 42 E302-E305
The Eye in Aging
Sundstrom JM, Weber SR, Zhou M, Hogan RN 2022 Jan 7257-7355
Application of the International Interocular Difference Thresholds into Practice: Localising the Patient Experience
Sguigna PV, Tardo LM, Blackburn KM, Horton LA, Conger DL, Hogan RN, McCreary MC, Greenberg BM Neuro-Ophthalmology 2022 46 375-382
Asymptomatic retinal vasculopathy in neuropsychiatric systemic lupus erythematosus
Sguigna PV, Tardo L, Conger D, Hogan R, Greenberg BM Journal of the Neurological Sciences 2021 Nov 430

Honors & Awards

  • Frederick Jakobiec Medal and Lecturer
    Harvard Ophthalmology (2022)
  • Lorenz Zimmerman Medal
    American Academy of Ocular Oncologists and Pathologists (2021)
  • Texas Monthly Magazine
    Super Doctors (2014-2023)
  • D Magazine
    Best Doctors in Dallas (2013-2023)
  • Board of Directors
    American Association of Ophthalmic Oncologists and Pathologists (2011)
  • Chairman
    Transmissible Spongiform Encephalopathies Advisory Cmte. to the FDA (2009-2014)

Professional Associations/Affiliations

  • American Association of Ophthalmic Oncologists and Pathologists
  • Eastern Ophthalmic Pathology Society (2020)
  • North American Neuro-Ophthalmology Society
  • Society of Heed Fellows
  • Verhoeff-Zimmerman Society