Greg Robert Dion , MD

BS: Northeastern University Boston, MA, 2002 (Mechanical Engineering)

MS: University of Arizona Tucson, AZ, 2005 (Biomedical Engineering)

MD: Virginia Commonwealth University Richmond, VA, 2010

Residency: San Antonio Uniformed Services Health Education Consortium Fort Sam Houston, TX, 2015 (Otolaryngology – Head and Neck Surgery)

Fellowship: New York University New York, NY, 2016 (Laryngology)

American Board of Otolaryngology (Certification Date: 06-01-2016 )

Otolaryngology

Laryngotracheal Stenosis

Professional Voice

Subglottic Stenosis

Vocal Cord Polyps, Cysts, and Nodules

Vocal fold paralysis

Zenker Diverticulum

Peer Reviewed Publications

Luke, Alex S; Logan, Ashley M; Gawlik, Alexandria E; Dion, Gregory R (2022. ) Autologous Lipoaugmentation Long-Term Clinical Outcomes: A Systematic Review.The Laryngoscope, , 132 (5 ) ,1042-1053 More Information

Tang, Jessica A; Amadio, Grace; Nagappan, Lavanya; Schmalbach, Cecelia E; Dion, Gregory R (2022. ) Laryngeal inhalational injuries: A systematic review.Burns : journal of the International Society for Burn Injuries, , 48 (1 ) ,23-33 More Information

Tibbetts, Kathleen M; Dion, Gregory R; Dominguez, Laura M; Loochtan, Michael J; Simpson, C Blake (2022. ) In-Office Superior Laryngeal Nerve Block for Paralaryngeal Pain and Odynophonia.The Laryngoscope, , 132 (2 ) ,401-405 More Information

Johnson, Christopher M; Luke, Alex S; Jacobsen, Christian; Novak, Nicholas; Dion, Gregory R (2021. ) State of the Science in Tracheal Stents: A Scoping Review.The Laryngoscope, , More Information

McGarey, Patrick O; Collins, Alissa; Dominguez, Laura M; Dion, Gregory R; Simpson, Charles Blake (2021. ) Treatment of Vocal Fold Polyps with In-Office Potassium Titanyl Phosphate (KTP) Laser Ablation in Professional Singers.Journal of voice : official journal of the Voice Foundation, , 35 (5 ) ,800-803 More Information

Miar, Solaleh; Dion, Gregory R; Montelongo, Sergio; Ong, Joo L; Bizios, Rena; Guda, Teja (2021. ) Development of a Bioinspired, Self-Adhering, and Drug-Eluting Laryngotracheal Patch.The Laryngoscope, , 131 (9 ) ,1958-1966 More Information

Hughes, Charlotte K; McGarey, Patrick; Morrison, Danielle; Gawlik, Alexandria E; Dominguez, Laura; Dion, Gregory R (2021. ) Vocal Fold Thinning in Transgender Patients.Journal of voice : official journal of the Voice Foundation, , More Information

Dion, Gregory R; De la Chapa, Julian S; Bettenhausen, Whitney; Dominguez, Laura M; Simpson, C Blake (2021. ) Differing Progression to Posterior Glottic Stenosis in Autoimmune and Idiopathic Subglottic Stenosis.The Laryngoscope, , 131 (8 ) ,1816-1820 More Information

Duvall, Amber; Dion, Gregory R (2021. ) Characterization of Vocal Fold Pathology in Military Drill Instructors.Journal of voice : official journal of the Voice Foundation, , More Information

McGarey, Patrick O; Bitar, Ryan; Hughes, Charlotte K; Hodson, Noah; Harris, Edward A; Dominguez, Laura M; Dion, Gregory R; Simpson, C Blake (2021. ) Correlation of Glottic Gap and Voice Impairment in Presbyphonia.The Laryngoscope, , 131 (7 ) ,1594-1598 More Information

Tye, Cooper B; Gardner, Philip A; Dion, Gregory R; Simpson, C Blake; Dominguez, Laura M (2021. ) Impact of Fiberoptic Endoscopic Evaluation of Swallowing Outcomes and Dysphagia Management in Neurodegenerative Diseases.The Laryngoscope, , 131 (4 ) ,726-730 More Information

Carius, Brandon M; Dodge, Peter M; Hudson, Ian L; De Lorenzo, Robert A; Fisher, Andrew D; Dion, Gregory R; April, Michael D; Dye, Collin T; Schauer, Steven G An Analysis of Prehospital Trauma Registry: After-Action Reviews on Airway Interventions in Afghanistan .Medical journal (Fort Sam Houston, Tex.), , PB 8-21-04/05/06 (PB 8-21-04-05-06 ) ,32-37

Hughes, Charlotte K; Christensen, Christine L; Maturo, Stephen C; O'Connor, Peter R; Dion, Gregory R (2021. ) Organic vs. Inorganic Tracheobronchial Airway Foreign Body Aspiration: Does Type/Duration Matter?.The Laryngoscope, , 131 (3 ) ,490-495 More Information

Dominguez, Laura M; Dion, Gregory R (2021. ) In Response to Letter to the Editor Regarding Patients With Dysphagia Due to Neurodegenerative Disease May Profit From Early FEES.The Laryngoscope, , 131 (2 ) ,E339 More Information

Logan, Ashley M; Gawlik, Alexandria E; Aden, James K; Jarvis, Natalie C; Dion, Gregory R (2020. ) Pharyngoesophageal Segment Distention Across Volumes and Pathology.Journal of speech, language, and hearing research : JSLHR, , 63 (11 ) ,3594-3599 More Information

Dion, Gregory R; Pingree, Christian S; Rico, Pedro J; Christensen, Christine L (2020. ) Laryngeal Thermal Injury Model.Journal of burn care & research : official publication of the American Burn Association, , 41 (3 ) ,626-632 More Information

Dion, Gregory R; Guda, Teja; Mukudai, Shigeyuki; Bing, Renjie; Lavoie, Jean-Francois; Branski, Ryan C (2020. ) Quantifying vocal fold wound-healing biomechanical property changes.The Laryngoscope, , 130 (2 ) ,454-459 More Information

Marcus, Sonya; Timen, Micah; Dion, Gregory R; Fritz, Mark A; Branski, Ryan C; Amin, Milan R (2019. ) Cost Analysis of Channeled, Distal Chip Laryngoscope for In-office Laryngopharyngeal Biopsies.Journal of voice : official journal of the Voice Foundation, , 33 (4 ) ,575-579 More Information

Dion, Gregory R; Nielsen, Skyler W (2019. ) In-Office Laryngology Injections.Otolaryngologic clinics of North America, , 52 (3 ) ,521-536 More Information

Pearson, Joseph J; Ortiz, Alexandra S; Montelongo, Sergio; Simpson, C Blake; Guda, Teja; Dion, Gregory R (2019. ) Quantification of injection force mechanics during injection laryngoplasty.The Laryngoscope, , 129 (5 ) ,1060-1066 More Information

Jayawardena, Asitha; Lowery, Anne S; Wootten, Christopher; Dion, Gregory R; Summitt, J Blair; McGrane, Stuart; Gelbard, Alexander (2019. ) Early Surgical Management of Thermal Airway Injury: A Case Series.Journal of burn care & research : official publication of the American Burn Association, , 40 (2 ) ,189-195 More Information

Ortiz, Alexandra S; Lawton, Alexandria; Rives, Elizabeth; Gutierrez, Gerry; Dion, Gregory R (2019. ) Correlating videofluoroscopic swallow study findings with subjective globus location.The Laryngoscope, , 129 (2 ) ,335-338 More Information

Dion, Gregory R; Lavoie, Jean-Francois; Coelho, Paulo; Amin, Milan R; Branski, Ryan C (2019. ) Automated Indentation Mapping of Vocal Fold Structure and Cover Properties Across Species.The Laryngoscope, , 129 (1 ) ,E26-E31 More Information

Stevens, Bryan J; Geer, Ashley M; Dion, Gregory R; Laury, Adrienne M; Scalzitti, Nicholas J (2018. ) Cricopharyngeal Muscle Dysfunction Following Hypoglossal Nerve Stimulator Placement.JAMA otolaryngology-- head & neck surgery, , 144 (10 ) ,948-949 More Information

Benedict, Peter A; Ruiz, Ryan; Verma, Avanti; Dion, Gregory R; Oh, Philmo; Wang, Binhuan; Ahmed, Omar H; Hiwatashi, Nao; Bing, Renjie; Victor, Kristen; Hu, Kenneth S; Johnson, Aaron; Branski, Ryan C; Amin, Milan R (2018. ) The effects of concurrent chemoradiation therapy to the base of tongue in a preclinical model.The Laryngoscope, , 128 (8 ) ,1783-1790 More Information

Scalzitti, Nicholas J; O'Connor, Peter D; Nielsen, Skyler W; Aden, James K; Brock, Matthew S; Taylor, David M; Mysliwiec, Vincent; Dion, Gregory R (2018. ) Obstructive Sleep Apnea is an Independent Risk Factor for Hospital Readmission.Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine, , 14 (5 ) ,753-758 More Information

Hiwatashi, Nao; Kraja, Iv; Benedict, Peter A; Dion, Gregory R; Bing, Renjie; Rousseau, Bernard; Amin, Milan R; Nalband, Danielle M; Kirshenbaum, Kent; Branski, Ryan C (2018. ) Nanoparticle delivery of RNA-based therapeutics to alter the vocal fold tissue response to injury.The Laryngoscope, , 128 (5 ) ,E178-E183 More Information

Dion, Gregory R; Benedict, Peter A; Coelho, Paulo G; Amin, Milan R; Branski, Ryan C (2018. ) Impact of medialization laryngoplasty on dynamic nanomechanical vocal fold structure properties.The Laryngoscope, , 128 (5 ) ,1163-1169 More Information

Dion, Gregory R; Benedict, Peter A; Amin, Milan R; Branski, Ryan C (2018. ) Morbidity and mortality associated with preclinical tracheostomy models.The Laryngoscope, , 128 (2 ) ,E68-E71 More Information

Dion, Gregory R; Fritz, Mark A; Teng, Stephanie E; Marcus, Sonya; Fang, Yixin; Branski, Ryan C; Amin, Milan R (2018. ) Impact of vocal fold augmentation and laryngoplasty on dyspnea in patients with glottal incompetence.The Laryngoscope, , 128 (2 ) ,427-429 More Information

Benedict, Peter A; Ruiz, Ryan; Yoo, MiJin; Verma, Avanti; Ahmed, Omar H; Wang, Binhuan; Dion, Gregory R; Voigt, Andrew; Merati, Albert; Rosen, Clark A; Amin, Milan R; Branski, Ryan C (2018. ) Laryngeal distribution of recurrent respiratory papillomatosis in a previously untreated cohort.The Laryngoscope, , 128 (1 ) ,138-143 More Information

Dion, Gregory R; Achlatis, Efstratios; Teng, Stephanie; Fang, Yixin; Persky, Michael; Branski, Ryan C; Amin, Milan R (2017. ) Changes in Peak Airflow Measurement During Maximal Cough After Vocal Fold Augmentation in Patients With Glottic Insufficiency.JAMA otolaryngology-- head & neck surgery, , 143 (11 ) ,1141-1145 More Information

Hiwatashi, Nao; Benedict, Peter A; Dion, Gregory R; Bing, Renjie; Kraja, Iv; Amin, Milan R; Branski, Ryan C (2017. ) SMAD3 expression and regulation of fibroplasia in vocal fold injury.The Laryngoscope, , 127 (9 ) ,E308-E316 More Information

Taufique, Zahrah; Dion, Gregory R; Amin, Milan R (2017. ) Asystole During Direct Laryngoscopy for Vocal Fold Injection in a Healthy Patient.Journal of voice : official journal of the Voice Foundation, , 31 (4 ) ,517.e19-517.e21 More Information

Benedict, Peter A; Abdou, Rania M; Dion, Gregory R; Woo, Peak; Branski, Ryan C; Amin, Milan R (2017. ) Association of alirocumab therapy with inflammatory lesions of the vocal folds: A case report.The Laryngoscope, , 127 (7 ) ,1652-1654 More Information

Dion, Gregory R; Coelho, Paulo G; Teng, Stephanie; Janal, Malvin N; Amin, Milan R; Branski, Ryan C (2017. ) Dynamic nanomechanical analysis of the vocal fold structure in excised larynges.The Laryngoscope, , 127 (7 ) ,E225-E230 More Information

Dion, Gregory R; Teng, Stephanie E; Achlatis, Efstratios; Fang, Yixin; Amin, Milan R (2017. ) Treatment of Neurogenic Cough with Tramadol: A Pilot Study.Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, , 157 (1 ) ,77-79 More Information

Dion, Gregory R; Teng, Stephanie; Boyd, Leslie R; Northam, Antonia; Mason-Apps, Charlotte; Vieira, Dorice; Amin, Milan R; Branski, Ryan C (2017. ) Adjuvant Human Papillomavirus Vaccination for Secondary Prevention: A Systematic Review.JAMA otolaryngology-- head & neck surgery, , 143 (6 ) ,614-622 More Information

Teng, Stephanie E; Dion, Gregory R; Sin, Danielle N; Hiwatashi, Nao; Benedict, Peter A; Amin, Milan R; Branski, Ryan C (2017. ) Imiquimod Injection to Rabbit Vocal Folds: A Preliminary, Preclinical Investigation.Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, , 156 (4 ) ,702-705 More Information

Dion, Gregory R; Teng, Stephanie; Bing, Renjie; Hiwatashi, Nao; Amin, Milan R; Branski, Ryan C (2017. ) Development of an in vivo model of laryngeal burn injury.The Laryngoscope, , 127 (1 ) ,186-190 More Information

Branski, Ryan C; Dion, Gregory R; Best, Simon (2016. ) Letter to the Editor: Concerning "Xenograft Model for Therapeutic Drug Testing in Recurrent Respiratory Papillomatosis".The Annals of otology, rhinology, and laryngology, , 125 (11 ) ,947-948 More Information

Dion, Gregory R; Jeswani, Seema; Roof, Scott; Fritz, Mark; Coelho, Paulo G; Sobieraj, Michael; Amin, Milan R; Branski, Ryan C (2016. ) Functional assessment of the ex vivo vocal folds through biomechanical testing: A review.Materials science & engineering. C, Materials for biological applications, , 64 ,444-453 More Information

Barrera, José E; Dion, Gregory R (2016. ) Predicting Surgical Response Using Tensiometry in OSA Patients after Genioglossus Advancement with Uvulopalatopharyngoplasty.Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, , 154 (3 ) ,558-63 More Information

Nielsen, Skyler W; Stevens, Jayne R; Dion, Gregory R; Howard, N Scott (2015. ) Dyspnea, Dysphonia, and Cough: Varied Presentations of Tracheobronchopathia Osteochondroplastica.The Annals of otology, rhinology, and laryngology, , 124 (10 ) ,829-33 More Information

Dion, Gregory R; Packer, Mark D (2015. ) Anaplastic large-cell lymphoma presenting as a nasopharyngeal mass and cervical lymphadenopathy.Ear, nose, & throat journal, , 94 (6 ) ,E26-9 More Information

Kao, Erica Y; Scalzitti, Nicholas J; Dion, Gregory R; Bowe, Sarah N (2015. ) Trichobezoar Causing Airway Compromise during Esophagogastroduodenoscopy.Case reports in medicine, , 2015 ,806857 More Information

Connor, Matthew P; Dion, Gregory R; Borgman, Matthew; Maturo, Stephen (2014. ) The pediatric sedation unit: a prospective analysis of parental satisfaction.International journal of pediatric otorhinolaryngology, , 78 (12 ) ,2165-8 More Information

Dion, Gregory R (2014. ) Commentary on "does melatonin have therapeutic use in tinnitus?".Southern medical journal, , 107 (6 ) ,367 More Information

Dion, Gregory R; Miller, Courtney L; O'Connor, Peter D; Howard, N Scott (2014. ) Correlation of otologic complaints in soldiers with speech disorders after traumatic brain injury.Journal of voice : official journal of the Voice Foundation, , 28 (1 ) ,88-91 More Information

Sarber, Kathleen M; Dion, Gregory Robert; Weitzel, Erik K; McMains, Kevin C (2013. ) Approaching chronic sinusitis.Southern medical journal, , 106 (11 ) ,642-8 More Information

Feldt, Brent; Dion, Gregory R; Weitzel, Erik K; McMains, Kevin C (2013. ) Acute sinusitis.Southern medical journal, , 106 (10 ) ,577-81 More Information

Dion, Gregory Robert; Weitzel, Erik K; McMains, Kevin C (2013. ) Current approaches to diagnosis and management of rhinitis.Southern medical journal, , 106 (9 ) ,526-31 More Information

Dunn, Joel D; Dion, Gregory R; McMains, Kevin C (2013. ) Efficacy of nasal irrigations and nebulizations for nasal symptom relief.Current opinion in otolaryngology & head and neck surgery, , 21 (3 ) ,248-51 More Information

Doellman, Mary S; Dion, Gregory R; Weitzel, Erik Kent; Reyes, Erika Gonzalez (2013. ) Immunotherapy in allergic fungal sinusitis: The controversy continues. A recent review of literature.Allergy & rhinology (Providence, R.I.), , 4 (1 ) ,e32-5 More Information

Dion, Gregory R; Miller, Courtney L; Ramos, Rosemarie G; O'Connor, Peter D; Howard, N Scott (2013. ) Characterization of voice disorders in deployed and nondeployed US army soldiers.Journal of voice : official journal of the Voice Foundation, , 27 (1 ) ,57-60 More Information

Morrison, Michele P; O'Rourke, Ashli; Dion, Gregory R; Eller, Robert L; Weinberger, Paul; Postma, Gregory N (2012. ) Hemodynamic changes during otolaryngological office-based flexible endoscopic procedures.The Annals of otology, rhinology, and laryngology, , 121 (11 ) ,714-8 More Information

Dion, Gregory R; Eller, Robert L; Thomas, Roy F (2012. ) Diagnosing aerodynamic supraglottic collapse with rest and exercise flexible laryngoscopy.Journal of voice : official journal of the Voice Foundation, , 26 (6 ) ,779-84 More Information

Rohrer, Joseph W; Dion, Greg R; Brenner, Pryor S; Abadie, Wesley M; McMains, Kevin C; Thomas, Roy F; Weitzel, Erik K Surfactant improves irrigant penetration into unoperated sinuses.American journal of rhinology & allergy, , 26 (3 ) ,197-200 More Information

Yen Shipley, Nancy; Dion, Greg R; Bowers, William H (2009. ) Ulnar head implant arthroplasty: an intermediate term review of 1 surgeon's experience.Techniques in hand & upper extremity surgery, , 13 (3 ) ,160-4 More Information

Schauer, Steven G; Naylor, Jason F; Dion, Gregory; April, Michael D; Chung, Kevin K; Convertino, Victor A (2021. ) An Analysis of Airway Interventions in the Setting of Smoke Inhalation Injury on the Battlefield.Military medicine, , 186 (5-6 ) ,e474-e479 More Information

Dion, Gregory; Amin, Milan R; Branski, Ryan C Treating Hoarseness With Proton Pump Inhibitors.JAMA, , 314 (12 ) ,1294-5 More Information

2015-2016 MD, Laryngology Fellowship, New York University, , New York, NY

2010-2015 Otolaryngology-Head and Neck Surgery Resident Physician, San Antonio Uniformed Services Health Education Consortium , , JBSA Fort Sam Houston, TX

2006-2010 Medical Student, Virginia Commonwealth University School of Medicine, , Richmond, VA

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