Gregory Walker, MD

Publications

• Wingerson MJ, Schmitz B, Smulligan KL, Walker GA, Magliato S, Wilson JC, Howell DR. Concussion symptom presentation and clinical recovery among pediatric athletes: comparing concussions sustained during school and summer months. Brain Inj. 2024 Jun 6;38(7):574-582. PubMed PMID: 38511887
• Seehusen CN, Howell DR, Potter MN, Walker GA, Provance AJ. Athlete Burnout Is Associated With Perceived Likelihood of Future Injury Among Healthy Adolescent Athletes. Clin Pediatr (Phila). 2023 Oct;62(10):1269-1276. PubMed PMID: 36908104
• Wingerson MJ, Baugh CM, Provance AJ, Armento A, Walker GA, Howell DR. Changes in Quality of Life, Sleep, and Physical Activity During COVID-19: A Longitudinal Study of Adolescent Athletes. J Athl Train. 2023 Oct 1;58(10):887-894. PubMed PMID: 36827615
• Gagliardi AG, Walker G, Dahab K, Pearce S, Howell DR, Albright JC. High healing rate of stable femoral condyle osteochondritis dissecans in young patients placed in a hinged knee brace locked in extension: a retrospective study. J Pediatr Orthop B. 2023 Mar 1;32(2):170-177. PubMed PMID: 36700964
• Schmitz B, Smulligan KL, Wingerson MJ, Walker GA, Wilson JC, Howell DR. Double Vision and Light Sensitivity Symptoms are Associated With Return-to-School Timing After Pediatric Concussion. Clin J Sport Med. 2023 May 1;33(3):264-269. PubMed PMID: 36395518
• Wingerson MJ, Wilson JC, Seehusen CN, Walker GA, Howell DR. Patient Characteristics Predictive of Immediate and Delayed Word Recall Performance Following Adolescent Concussion. Int J Sports Med. 2023 Jan;44(1):72-77. PubMed PMID: 36096148
• Little CC, Howell DR, Armento AM, Sweeney EA, Walker GA. Training volume recommendations and psychosocial outcomes in adolescent athletes. Phys Sportsmed. 2022 Aug 24;:1-7. [Epub ahead of print] PubMed PMID: 36000411
• Sidhar K, Baugh CM, Wilson JC, Spittler J, Walker GA, Armento AM, Howell DR. Socioeconomic status and injury history in adolescent athletes: Lower family affluence is associated with a history of concussion. J Clin Transl Res. 2022 Aug 29;8(4):292-298. PubMed PMID: 35975186
• Howell DR, Seehusen CN, Carry PM, Walker GA, Reinking SE, Wilson JC. An 8-Week Neuromuscular Training Program After Concussion Reduces 1-Year Subsequent Injury Risk: A Randomized Clinical Trial. Am J Sports Med. 2022 Mar;50(4):1120-1129. PubMed PMID: 35060759
• Reinking S, Seehusen CN, Walker GA, Wilson JC, Howell DR. Transitory kinesiophobia after sport-related concussion and its correlation with reaction time. J Sci Med Sport. 2022 Jan;25(1):20-24. PubMed PMID: 34404602
• Stockbower KA, Howell DR, Seehusen CN, Armento AM, Walker GA. Sport specialization, sleep, fatigue, and psychosocial ratings: do highly specialized athletes differ from their less specialized peers?. Phys Sportsmed. 2022 Oct;50(5):400-405. PubMed PMID: 34171984
• Schmitz B, Smulligan KL, Wingerson MJ, Walker GA, Wilson JC, Howell DR. Double Vision and Light Sensitivity Symptoms are Associated With Return-to-School Timing After Pediatric Concussion. Clin J Sport Med. 2022 Nov 17. [Epub ahead of print] PubMed PMID: 36395518
• Smulligan KL, Wingerson MJ, Seehusen CN, Smith AC, Walker GA, Wilson JC, Howell DR. Dizziness Is Associated With Neck/Shoulder Pain Following Pediatric Concussion. Clin J Sport Med. 2022 Nov 1;32(6):e562-e567. PubMed PMID: 36315824
• Howell N, Walker G, Hankinson T, Armento A. Incidental Os Odontoideum in an Adolescent Athlete With Sports-Related Concussion. Clin J Sport Med. 2022 Nov 1;32(6):e652-e654. PubMed PMID: 36111988
• Reinking S, Seehusen CN, Walker GA, Wilson JC, Howell DR. Transitory kinesiophobia after sport-related concussion and its correlation with reaction time. J Sci Med Sport. 2022 Jan;25(1):20-24. PubMed PMID: 34404602
• Oldham JR, Master CL, Walker GA, Meehan WP 3rd, Howell DR. The Association between Baseline Eye Tracking Performance and Concussion Assessments in High School Football Players. Optom Vis Sci. 2021 Jul 1;98(7):826-832. PubMed PMID: 34328459
• Seehusen CN, Wilson JC, Walker GA, Reinking SE, Howell DR. More Physical Activity after Concussion Is Associated with Faster Return to Play among Adolescents. Int J Environ Res Public Health. 2021 Jul 9;18(14). PubMed PMID: 34299824
• Walker GA, Wilson JC, Potter MN, Provance AJ, Kirkwood M, Howell DR. Age is associated with postural control performance following youth concussion. J Pediatr Rehabil Med. 2021;14(3):443-450. PubMed PMID: 34219677
• Stockbower KA, Howell DR, Seehusen CN, Armento AM, Walker GA. Sport specialization, sleep, fatigue, and psychosocial ratings: do highly specialized athletes differ from their less specialized peers?. Phys Sportsmed. 2021 Jul 5;:1-6. [Epub ahead of print] PubMed PMID: 34171984
• Walker GA, Wilson JC, Seehusen CN, Provance AJ, Howell DR. Is near point of convergence associated with symptom profiles or recovery in adolescents after concussion?. Vision Res. 2021 Jul;184:52-57. PubMed PMID: 33866266
• Van Deventer KA, Seehusen CN, Walker GA, Wilson JC, Howell DR. The diagnostic and prognostic utility of the dual-task tandem gait test for pediatric concussion. J Sport Health Sci. 2021 Mar;10(2):131-137. PubMed PMID: 32795624
• Walker GA, Seehusen CN, Armento A, Provance AJ, Wilson JC, Howell DR. Family Affluence Relationship to Sports Specialization in Youth Athletes. Clin Pediatr (Phila). 2021 Jan;60(1):50-55. PubMed PMID: 32781852
• Walker GA, Seehusen CN, Armento A, Provance AJ, Wilson JC, Howell DR. Family Affluence Relationship to Sports Specialization in Youth Athletes. Clin Pediatr (Phila). 2021 Jan;60(1):50-55. PubMed PMID: 32781852
• Howell DR, Seehusen CN, Walker GA, Reinking S, Wilson JC. Neuromuscular training after concussion to improve motor and psychosocial outcomes: A feasibility trial. Phys Ther Sport. 2021 Nov;52:132-139. PubMed PMID: 34482050
• Gagliardi AG, Walker GA, Dahab KS, Seehusen CN, Provance AJ, Albright JC, Howell DR. Sports participation volume and psychosocial outcomes among healthy high school athletes. J Clin Transl Res. 2020 Aug 1;6(2):54-60. PubMed PMID: 33263090
• Wingerson MJ, Seehusen CN, Walker G, Wilson JC, Howell DR. Clinical feasibility and utility of a dual-task tandem gait protocol for pediatric concussion management. J Athl Train. 2020 Nov 5. [Epub ahead of print] PubMed PMID: 33150416
• Van Deventer KA, Seehusen CN, Walker GA, Wilson JC, Howell DR. The diagnostic and prognostic utility of the dual-task tandem gait test for pediatric concussion. J Sport Health Sci. 2020 Aug 12. [Epub ahead of print] PubMed PMID: 32795624
• Relative head impact exposure and brain white matter alterations after a single season of competitive football: A pilot comparison of youth versus high school football. Clinical Journal of Sports Medicine. Accepted manuscript 12/31/2018.
• Barber Foss KD, Yuan W, Diekfuss JA, Leach J, Meehan W, DiCesare CA, Solomon G, Schneider DK, MacDonald J, Dudley J, Cortes N, Galloway R, Halstead M, Walker G, Myer GD. Relative Head Impact Exposure and Brain White Matter Alterations After a Single Season of Competitive Football: A Pilot Comparison of Youth Versus High School Football. Clin J Sport Med. 2019 Nov;29(6):442-450. PubMed PMID: 31688173
• Stracciolini A, Luz J, Walker G, Edwards N, Faigenbaum AD, Myer GD. Are primary care physicians ill equipped to evaluate and treat childhood physical inactivity?. Phys Sportsmed. 2019 Oct 11;:1-9. [Epub ahead of print] PubMed PMID: 31560577
• Howell DR, Lugade V, Potter MN, Walker G, Wilson JC. A multifaceted and clinically viable paradigm to quantify postural control impairments among adolescents with concussion. Physiol Meas. 2019 Sep 3;40(8):084006. PubMed PMID: 31342939
• Machine Learning for Concussion Recovery Prognosis: A Novel Tool to Empower Proactive Physician Treatments. http://www.aappublications.org/news/2018/12/19/researchawards121918

Professional Memberships

• American Medical Society for Sports Medicine, Member
• American College of Sports Medicine, Member
• American Academy of Pediatrics, Fellow

Practice Locations

• Children's Hospital Colorado

Specialty Information

• Pediatrics, Board Certification
• Certification of Added Qualification - Sports Medicine, Board Certification (2013)

• Child and Teen Health - Pediatric Diseases and Conditions
• Child and Teen Health
• Injuries and Wounds