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Guy Todd Alonso

TitleAssociate Professor
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-BDC Pediatric
Phone281/788-8023
    Other Positions
    TitleDirector-Faculty
    InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
    DepartmentSOM-BDC Pediatric


    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Ohman-Hanson R, Alonso GT, Pyle L, McDonough R, Clements M. Management of diabetic ketoacidosis in children: Does early insulin glargine help improve outcomes? J Diabetes. 2024 Aug; 16(8):e13597. PMID: 39136541.
      View in: PubMed
    2. Brett McQueen R, Perez-Nieves M, Todd Alonso G, Fan L, Hankosky ER, Shah VN, Yan Y, Ellis SL, Juneja R. Association between continuous glucose monitoring metrics and clinical outcomes in adults with type 1 diabetes in a real-world setting. Diabetes Res Clin Pract. 2024 Jun; 212:111690. PMID: 38697300.
      View in: PubMed
    3. Trojanowski PJ, Pardon A, Reynolds C, O'Donnell HK, Alonso GT, Majidi S, Snell-Bergeon J, Wadwa RP, Driscoll KA. Body mass index moderates the association between diabetes distress and objective self-management behaviours in adolescents with type 1 diabetes and elevated A1Cs. Diabet Med. 2024 Jul; 41(7):e15325. PMID: 38551326.
      View in: PubMed
    4. Sooy MGQ, Pyle L, Alonso GT, Broncucia HC, Rewers A, Gottlieb PA, Simmons KMW, Rewers MJ, Steck AK. Lower Prevalence of Diabetic Ketoacidosis at Diagnosis in Research Participants Monitored for Hyperglycemia. J Clin Endocrinol Metab. 2024 Mar 12. PMID: 38470864.
      View in: PubMed
    5. Alonso GT, Harit D. Continuous Glucose Monitoring and Dietary Assessment Unveils Challenges and Opportunities in School Age Children With Type 1 Diabetes in the School and at Home. Indian Pediatr. 2024 Feb 15; 61(2):126-127. PMID: 38321727.
      View in: PubMed
    6. Eng D, Ospelt E, Miyazaki B, McDonough R, Indyk JA, Wolf R, Lyons S, Neyman A, Fogel NR, Basina M, Gallagher MP, Ebekozien O, Alonso GT, Jones NY, Lee JM. The Design of the Electronic Health Record in Type 1 Diabetes Centers: Implications for Metrics and Data Availability for a Quality Collaborative. J Diabetes Sci Technol. 2024 01; 18(1):30-38. PMID: 37994567.
      View in: PubMed
    7. Hoagland M, Duggar B, Hamrick J, Alonso GT, Martin L. Error traps in the perioperative management of children with type 1 diabetes. Paediatr Anaesth. 2024 01; 34(1):19-27. PMID: 37724489.
      View in: PubMed
    8. Karakus KE, Akturk HK, Alonso GT, Snell-Bergeon JK, Shah VN. Association Between Diabetes Technology Use and Glycemic Outcomes in Adults With Type 1 Diabetes Over a Decade. Diabetes Care. 2023 09 01; 46(9):1646-1651. PMID: 37458618.
      View in: PubMed
    9. Conway RB, Gerard Gonzalez A, Shah VN, Geno Rasmussen C, Akturk HK, Pyle L, Forlenza G, Alonso GT, Snell-Bergeon J. Racial Disparities in Diabetes Technology Adoption and Their Association with HbA1c and Diabetic Ketoacidosis. Diabetes Metab Syndr Obes. 2023; 16:2295-2310. PMID: 37551339.
      View in: PubMed
    10. Chobot A, Lanzinger S, Alkandari H, Todd Alonso G, Blauensteiner N, Coles N, De Sanctis L, Mul D, Saboo B, Smart C, Tsai MC, Zabeen B, Dovc K. Diabetes care practices and outcomes in 40.000 children and adolescents with type 1 diabetes from the SWEET registry during the COVID-19 pandemic. Diabetes Res Clin Pract. 2023 Aug; 202:110809. PMID: 37385473.
      View in: PubMed
    11. O'Donnell HK, Trojanowski PJ, Alonso GT, Majidi S, Snell-Bergeon J, Wadwa RP, Vigers T, Pyle L, Gurka MJ, Shaffer E, Driscoll KA. A randomized controlled clinical trial to improve health outcomes in youth with type 1 diabetes: Study design and baseline characteristics. Contemp Clin Trials. 2023 08; 131:107270. PMID: 37348599.
      View in: PubMed
    12. Cai LY, Tanase C, Anderson AW, Patel NJ, Lee CA, Jones RS, LeStourgeon LM, Mahon A, Taki I, Juvera J, Pruthi S, Gwal K, Ozturk A, Kang H, Rewers A, Rewers MJ, Alonso GT, Glaser N, Ghetti S, Jaser SS, Landman BA, Jordan LC. Exploratory Multisite MR Spectroscopic Imaging Shows White Matter Neuroaxonal Loss Associated with Complications of Type 1 Diabetes in Children. AJNR Am J Neuroradiol. 2023 07; 44(7):820-827. PMID: 37263786.
      View in: PubMed
    13. Alonso GT, Triolo TM, Akturk HK, Pauley ME, Sobczak M, Forlenza GP, Sakamoto C, Pyle L, Frohnert BI. Increased Technology Use Associated With Lower A1C in a Large Pediatric Clinical Population. Diabetes Care. 2023 06 01; 46(6):1218-1222. PMID: 37023293.
      View in: PubMed
    14. Birkebaek NH, Kamrath C, Grimsmann JM, Aakesson K, Cherubini V, Dovc K, de Beaufort C, Alonso GT, Gregory JW, White M, Skrivarhaug T, Sumnik Z, Jefferies C, H?rtenhuber T, Haynes A, De Bock M, Svensson J, Warner JT, Gani O, Gesuita R, Schiaffini R, Hanas R, Rewers A, Eckert AJ, Holl RW, Cinek O. Impact of the COVID-19 pandemic on long-term trends in the prevalence of diabetic ketoacidosis at diagnosis of paediatric type 1 diabetes: an international multicentre study based on data from 13 national diabetes registries. Lancet Diabetes Endocrinol. 2022 11; 10(11):786-794. PMID: 36202118.
      View in: PubMed
    15. Mungmode A, Noor N, Weinstock RS, Izquierdo R, Indyk JA, DeSalvo DJ, Corathers S, Demeterco-Berggen C, Hsieh S, Jacobsen LM, Mekhoubad A, Akturk HK, Wirsch A, Scott ML, Chao LC, Miyazaki B, Malik FS, Ebekozien O, Clements M, Alonso GT. Making Diabetes Electronic Medical Record Data Actionable: Promoting Benchmarking and Population Health Improvement Using the T1D Exchange Quality Improvement Portal. Clin Diabetes. 2022; 41(1):45-55. PMID: 36714251.
      View in: PubMed
    16. Addison J, Razzaghi H, Bailey C, Dickinson K, Corathers SD, Hartley DM, Utidjian L, Carle AC, Rhodes ET, Alonso GT, Haller MJ, Gannon AW, Indyk JA, Arbel?ez AM, Shenkman E, Forrest CB, Eckrich D, Magnusen B, Davies SD, Walsh KE. Testing an Automated Approach to Identify Variation in Outcomes among Children with Type 1 Diabetes across Multiple Sites. Pediatr Qual Saf. 2022 Sep-Oct; 7(5):e602. PMID: 38584961.
      View in: PubMed
    17. Mann EA, Rompicherla S, Gallagher MP, Alonso GT, Fogel NR, Simmons J, Wood JR, Wong JC, Noor N, Gomez P, Daniels M, Ebekozien O. Comorbidities increase COVID-19 hospitalization in young people with type 1 diabetes. Pediatr Diabetes. 2022 11; 23(7):968-975. PMID: 36054578.
      View in: PubMed
    18. Lavik AR, Ebekozien O, Noor N, Alonso GT, Polsky S, Blackman SM, Chen J, Corathers SD, Demeterco-Berggren C, Gallagher MP, Greenfield M, Garrity A, Rompicherla S, Rapaport R, Yayah Jones NH. Trends in Type 1 Diabetic Ketoacidosis During COVID-19 Surges at 7 US Centers: Highest Burden on non-Hispanic Black Patients. J Clin Endocrinol Metab. 2022 06 16; 107(7):1948-1955. PMID: 35380700.
      View in: PubMed
    19. Champakanath A, Akturk HK, Alonso GT, Snell-Bergeon JK, Shah VN. Continuous Glucose Monitoring Initiation Within First Year of Type 1 Diabetes Diagnosis Is Associated With Improved Glycemic Outcomes: 7-Year Follow-Up Study. Diabetes Care. 2022 03 01; 45(3):750-753. PMID: 35018417.
      View in: PubMed
    20. Sawyer A, Sobczak M, Forlenza GP, Alonso GT. Glycemic Control in Relation to Technology Use in a Single-Center Cohort of Children with Type 1 Diabetes. Diabetes Technol Ther. 2022 06; 24(6):409-415. PMID: 35099306.
      View in: PubMed
    21. Demeterco-Berggren C, Ebekozien O, Rompicherla S, Jacobsen L, Accacha S, Gallagher MP, Todd Alonso G, Seyoum B, Vendrame F, Haw JS, Basina M, Levy CJ, Maahs DM. Age and Hospitalization Risk in People With Type 1 Diabetes and COVID-19: Data From the T1D Exchange Surveillance Study. J Clin Endocrinol Metab. 2022 01 18; 107(2):410-418. PMID: 34581790.
      View in: PubMed
    22. Cobry EC, Reznick-Lipina T, Pyle L, Slover R, Thomas JF, Alonso GT, Wadwa RP. Diabetes Technology Use in Remote Pediatric Patients with Type 1 Diabetes Using Clinic-to-Clinic Telemedicine. Diabetes Technol Ther. 2022 01; 24(1):67-74. PMID: 34524007.
      View in: PubMed
    23. Danne T, Lanzinger S, de Bock M, Rhodes ET, Alonso GT, Barat P, Elhenawy Y, Kershaw M, Saboo B, Scharf Pinto M, Chobot A, Dovc K. A Worldwide Perspective on COVID-19 and Diabetes Management in 22,820 Children from the SWEET Project: Diabetic Ketoacidosis Rates Increase and Glycemic Control Is Maintained. Diabetes Technol Ther. 2021 09; 23(9):632-641. PMID: 34086503.
      View in: PubMed
    24. Lyons SK, Ebekozien O, Garrity A, Buckingham D, Odugbesan O, Thomas S, Rioles N, Gallagher K, Sonabend RY, Lorincz I, Alonso GT, Kamboj MK, Lee JM. Increasing Insulin Pump Use Among 12- to 26-Year-Olds With Type 1 Diabetes: Results From the T1D Exchange Quality Improvement Collaborative. Clin Diabetes. 2021 Jul; 39(3):272-277. PMID: 34421202.
      View in: PubMed
    25. Ginnard OZB, Alonso GT, Corathers SD, Demeterco-Berggren C, Golden LH, Miyazaki BT, Nelson G, Ospelt E, Ebekozien O, Lee JM, Obrynba KS, DeSalvo DJ. Quality Improvement in Diabetes Care: A Review of Initiatives and Outcomes in the T1D Exchange Quality Improvement Collaborative. Clin Diabetes. 2021 Jul; 39(3):256-263. PMID: 34421200.
      View in: PubMed
    26. Prahalad P, Ebekozien O, Alonso GT, Clements M, Corathers S, DeSalvo D, Desimone M, Lee JM, Lorincz I, McDonough R, Majidi S, Odugbesan O, Obrynba K, Rioles N, Kamboj M, Jones NY, Maahs DM. Multi-Clinic Quality Improvement Initiative Increases Continuous Glucose Monitoring Use Among Adolescents and Young Adults With Type 1 Diabetes. Clin Diabetes. 2021 Jul; 39(3):264-271. PMID: 34421201.
      View in: PubMed
    27. Lee JM, Carlson E, Albanese-O'Neill A, Demeterco-Berggren C, Corathers SD, Vendrame F, Weinstock RS, Prahalad P, Alonso GT, Kamboj M, DeSalvo DJ, Malik FS, Izquierdo R, Ebekozien O. Adoption of Telemedicine for Type 1 Diabetes Care During the COVID-19 Pandemic. Diabetes Technol Ther. 2021 09; 23(9):642-651. PMID: 33851873.
      View in: PubMed
    28. Alonso GT, Murphy C, Pyle L, Thomas S, Ohman-Hanson R, Rewers A. Increased Prevalence of Diabetic Ketoacidosis Among Colorado Children at Diagnosis of Type 1 Diabetes During the COVID-19 Pandemic Lockdown Resolves After Reopening. Diabetes Technol Ther. 2021 09; 23(9):663-664. PMID: 33835859.
      View in: PubMed
    29. Maahs DM, Alonso GT, Gallagher MP, Ebekozien O. Comment on Gregory et al. COVID-19 Severity Is Tripled in the Diabetes Community: A Prospective Analysis of the Pandemic's Impact in Type 1 and Type 2 Diabetes. Diabetes Care 2021;44:526-532. Diabetes Care. 2021 05; 44(5):e102. PMID: 33972320.
      View in: PubMed
    30. Alonso GT, Ebekozien O, Gallagher MP, Rompicherla S, Lyons SK, Choudhary A, Majidi S, Pinnaro CT, Balachandar S, Gangat M, Curda Roberts AJ, Marks BE, Creo A, Sanchez J, Seeherunvong T, Jimenez-Vega J, Patel NS, Wood JR, Gabriel L, Sumpter KM, Wilkes M, Rapaport R, Cymbaluk A, Wong JC, Sanda S, Albanese-O'neill A. Diabetic ketoacidosis drives COVID-19 related hospitalizations in children with type 1 diabetes. J Diabetes. 2021 Aug; 13(8):681-687. PMID: 33855813.
      View in: PubMed
    31. Ebekozien O, Agarwal S, Noor N, Albanese-O'Neill A, Wong JC, Seeherunvong T, Sanchez J, DeSalvo D, Lyons SK, Majidi S, Wood JR, Acharya R, Aleppo G, Sumpter KM, Cymbaluk A, Shah NA, Van Name M, Cruz-Aviles L, Alonso GT, Gallagher MP, Sanda S, Feuer AJ, Cossen K, Rioles N, Jones NY, Kamboj MK, Hirsch IB. Inequities in Diabetic Ketoacidosis Among Patients With Type 1 Diabetes and COVID-19: Data From 52 US Clinical Centers. J Clin Endocrinol Metab. 2021 03 25; 106(4):e1755-e1762. PMID: 33410917.
      View in: PubMed
    32. Beliard K, Ebekozien O, Demeterco-Berggren C, Alonso GT, Gallagher MP, Clements M, Rapaport R. Increased DKA at presentation among newly diagnosed type 1 diabetes patients with or without COVID-19: Data from a multi-site surveillance registry. J Diabetes. 2021 Mar; 13(3):270-272. PMID: 33283979.
      View in: PubMed
    33. Alonso GT, Fink K, Maffeis C, Jannet S, Sari KV, Elizabeth D, Przemyslawa JC, Yash P, Carmel S. Variation in nutrition education practices in SWEET pediatric diabetes centers-an international comparison. Pediatr Diabetes. 2021 03; 22(2):215-220. PMID: 33220017.
      View in: PubMed
    34. Saiyed M, Hasnani D, Alonso GT, Richmond E, Besan?on S, Cotterill A, Ngwu U, Mazza C, Rottembourg D, Lanzinger S. Worldwide differences in childhood type 1 diabetes: The SWEET experience. Pediatr Diabetes. 2021 03; 22(2):207-214. PMID: 33038056.
      View in: PubMed
    35. Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Erratum. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clinical Diabetes 2020;38:141-151 (DOI: 10.2337/cd19-0032). Clin Diabetes. 2020 Jul; 38(3):322. PMID: 32694883.
      View in: PubMed
    36. Ebekozien OA, Noor N, Gallagher MP, Alonso GT. Type 1 Diabetes and COVID-19: Preliminary Findings From a Multicenter Surveillance Study in the U.S. Diabetes Care. 2020 08; 43(8):e83-e85. PMID: 32503837.
      View in: PubMed
    37. Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clin Diabetes. 2020 Apr; 38(2):141-151. PMID: 32327886.
      View in: PubMed
    38. Ravi SJ, Coakley A, Vigers T, Pyle L, Forlenza GP, Alonso T. Pediatric Medicaid Patients With Type 1 Diabetes Benefit From Continuous Glucose Monitor Technology. J Diabetes Sci Technol. 2021 05; 15(3):630-635. PMID: 32172603.
      View in: PubMed
    39. Alonso GT, Coakley A, Pyle L, Manseau K, Thomas S, Rewers A. Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes in Colorado Children, 2010-2017. Diabetes Care. 2020 01; 43(1):117-121. PMID: 31601639.
      View in: PubMed
    40. Mu?oz C, Floreen A, Garey C, Karlya T, Jelley D, Alonso GT, McAuliffe-Fogarty A. Misdiagnosis and Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes: Patient and Caregiver Perspectives. Clin Diabetes. 2019 Jul; 37(3):276-281. PMID: 31371859.
      View in: PubMed
    41. Berget C, Thomas SE, Messer LH, Thivener K, Slover RH, Wadwa RP, Alonso GT. A Clinical Training Program for Hybrid Closed Loop Therapy in a Pediatric Diabetes Clinic. J Diabetes Sci Technol. 2020 03; 14(2):290-296. PMID: 30862242.
      View in: PubMed
    42. Mulinacci G, Alonso GT, Snell-Bergeon JK, Shah VN. Glycemic Outcomes with Early Initiation of Continuous Glucose Monitoring System in Recently Diagnosed Patients with Type 1 Diabetes. Diabetes Technol Ther. 2019 01; 21(1):6-10. PMID: 30575413.
      View in: PubMed
    43. Maffeis C, Birkebaek NH, Konstantinova M, Schwandt A, Vazeou A, Casteels K, Jali S, Limbert C, Pundziute-Lycka A, Toth-Heyn P, de Beaufort C, Sumnik Z, Cherubini V, Svensson J, Pacaud D, Kanaka-Gantenbein C, Shalitin S, Bratina N, Hanas R, Alonso GT, Poran L, Pereira AL, Marigliano M. Prevalence of underweight, overweight, and obesity in children and adolescents with type 1 diabetes: Data from the international SWEET registry. Pediatr Diabetes. 2018 11; 19(7):1211-1220. PMID: 30033651.
      View in: PubMed
    44. Alonso GT, Hink R, De Georgeo MR, Vidal K, Thomas S, Swaschnig D, Spiegel G, Owen S, Thurston J, Pyle L, Slover R. Improving the Insulin Pump Initiation Process for Pediatric Patients with Type 1 Diabetes through Application of Lean Quality Improvement Methods. Perm J. 2018; 22:17-147. PMID: 30005730.
      View in: PubMed
    45. Alonso GT, Rabon S, White PC. Weight gain after treatment of Graves' disease in children. Clin Endocrinol (Oxf). 2018 Jan; 88(1):66-70. PMID: 29023978.
      View in: PubMed
    46. Alonso GT, Pyle L, Frohnert B. Change in hemoglobin A1c one year following the 2014 American Diabetes Association guideline update. Diabetes Res Clin Pract. 2017 Jul; 129:169-172. PMID: 28528078.
      View in: PubMed
    47. Baldelli L, Flitter B, Pyle L, Maahs DM, Klingensmith G, Slover R, Alonso GT. A survey of youth with new onset type 1 diabetes: Opportunities to reduce diabetic ketoacidosis. Pediatr Diabetes. 2017 Nov; 18(7):547-552. PMID: 27726268.
      View in: PubMed
    48. Witsch M, Kosteria I, Kordonouri O, Alonso G, Archinkova M, Besancon S, Birkeb?k NH, Bratina N, Cherubini V, Hanas R, Hasnani D, Iotova V, Raposo JF, Schwandt A, Sumnik Z, Svensson J, Veeze H. Possibilities and challenges of a large international benchmarking in pediatric diabetology-The SWEET experience. Pediatr Diabetes. 2016 10; 17 Suppl 23:7-15. PMID: 27982492.
      View in: PubMed
    49. Poppy A, Retamal-Munoz C, Cree-Green M, Wood C, Davis S, Clements SA, Majidi S, Steck AK, Alonso GT, Chambers C, Rewers A. Reduction of Insulin Related Preventable Severe Hypoglycemic Events in Hospitalized Children. Pediatrics. 2016 07; 138(1). PMID: 27317577.
      View in: PubMed
    50. Frohnert BI, Alonso GT. Challenges in Delivering Smaller Doses of Insulin. Diabetes Technol Ther. 2015 Sep; 17(9):597-9. PMID: 26317878.
      View in: PubMed
    51. Davis SM, Maddux AB, Alonso GT, Okada CR, Mourani PM, Maahs DM. Profound hypokalemia associated with severe diabetic ketoacidosis. Pediatr Diabetes. 2016 Feb; 17(1):61-5. PMID: 25430801.
      View in: PubMed
    52. Alonso GT. Continuous glucose monitoring in pediatric patients. Diabetes Technol Ther. 2014 May; 16(5):275-6. PMID: 24697901.
      View in: PubMed
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