Skip to main content
Oriana G. Vanegas Calderon

Oriana G. Vanegas Calderon, MD

Languages spoken: English, Spanish

Clinical Locations

Layton Parkway Clinic

Primary Children’s Hospital Outpatient Services at Layton Hospital, Pediatric Gastroenterology

Primary Children's Hospital

Pediatric Gastroenterology
Salt Lake City

Primary Children's Hospital Outpatient Services at Riverton

Pediatric Gastroenterology

University of Utah Hospital

Salt Lake City
  • Board Certification and Academic Information

    Academic Departments Pediatrics -Primary
    Academic Divisions Gastroenterology

    Education history

    Fellowship Pediatric Gastroenterology - University of Iowa Carver College of Medicine/Stead Family Children’s Hospital Fellow
    Pediatrics - University of Iowa Carver College of Medicine/Stead Family Children's Hospital Resident
    Professional Medical Medicine - Luis Razetti School of Medicine, Universidad Central de Venezuela M.D.

    Selected Publications

    Journal Article

    1. Vanegas Calderon O, Rahhal R (2020). 30% Ethanol Locks Are Effective in Preventing Central Line-Associated Bloodstream Infections in Pediatric Intestinal Failure: A Pilot Study. Nutr Clin Pract, 36(2), 427-432. (Read full article)
    2. Lpez ED, Daz AR, Caldern OV, Lajk E, Ponte-Sucre A, Khidai L (2021). Chemotaxis in Leishmania (Viannia) braziliensis: Evaluation by the two-chamber capillary assay. MethodsX, 8, 101223. (Read full article)
    3. Giammarressi M, Vanegas O, Febres A, Silva-Lpez A, Lpez ED, Ponte-Sucre A (2020). Chemotactic activities of vasoactive intestinal peptide, neuropeptide Y and substance P in Leishmania braziliensis. Exp Parasitol, 219, 108009. (Read full article)
    4. Vargas Buonfiglio LG, Vanegas Calderon OG, Cano M, Simmering JE, Polgreen PM, Zabner J, Gerke AK, Comellas AP (2020). Seasonal Antimicrobial Activity of the Airway: Post-Hoc Analysis of a Randomized Placebo-Controlled Double-Blind Trial. Nutrients, 12(9). (Read full article)
    5. OMalley Y, Rotti PG, Thornell IM, Vanegas Caldern OG, Febres-Aldana C, Durham K, Yao J, Li X, Zhu Z, Norris AW, Zabner J, Engelhardt JF, Uc A (2018). Development of a polarized pancreatic ductular cell epithelium for physiological studies. J Appl Physiol (1985), 125(1), 97-106. (Read full article)
    6. Febres A, Vanegas O, Giammarresi M, Gomes C, Daz E, Ponte-Sucre A (2018). Is the activity of CGRP and Adrenomedullin regulated by RAMP (-2) and (-3) in Trypanosomatidae? An in-silico approach. Infect Genet Evol, 61, 197-206. (Read full article)
    7. Vargas Buonfiglio LG, Borcherding JA, Frommelt M, Parker GJ, Duchman B, Vanegas Caldern OG, Fernandez-Ruiz R, Noriega JE, Stone EA, Gerke AK, Zabner J, Comellas AP (2018). Airway surface liquid from smokers promotes bacterial growth and biofilm formation via iron-lactoferrin imbalance. Respir Res, 19(1), 42. (Read full article)
    8. Vargas Buonfiglio LG, Mudunkotuwa IA, Abou Alaiwa MH, Vanegas Caldern OG, Borcherding JA, Gerke AK, Zabner J, Grassian VH, Comellas AP (2017). Effects of Coal Fly Ash Particulate Matter on the Antimicrobial Activity of Airway Surface Liquid. Environ Health Perspect, 125(7), 077003. (Read full article)
    9. Vargas Buonfiglio LG, Cano M, Pezzulo AA, Vanegas Calderon OG, Zabner J, Gerke AK, Comellas AP (2017). Effect of vitamin D(3) on the antimicrobial activity of human airway surface liquid: preliminary results of a randomised placebo-controlled double-blind trial. BMJ Open Respir Res, 4(1), e000211. (Read full article)
    10. Diaz E, Zacarias AK, Prez S, Vanegas O, Khidai L, Padrn-Nieves M, Ponte-Sucre A (2015). Effect of aliphatic, monocarboxylic, dicarboxylic, heterocyclic and sulphur-containing amino acids on Leishmania spp. chemotaxis. Parasitology, 142(13), 1621-30. (Read full article)
    11. Uc A, Olivier AK, Griffin MA, Meyerholz DK, Yao J, Abu-El-Haija M, Buchanan KM, Vanegas Caldern OG, Abu-El-Haija M, Pezzulo AA, Reznikov LR, Hoegger MJ, Rector MV, Ostedgaard LS, Taft PJ, Gansemer ND, Ludwig PS, Hornick EE, Stoltz DA, Ode KL, Welsh MJ, Engelhardt JF, Norris AW (2014). Glycaemic regulation and insulin secretion are abnormal in cystic fibrosis pigs despite sparing of islet cell mass. Clin Sci (Lond), 128(2), 131-42. (Read full article)
    12. Daz E, Khidai L, Ros A, Vanegas O, Silva A, Szab R, Mez G, Hudecz F, Ponte-Sucre A (2013). Leishmania braziliensis: cytotoxic, cytostatic and chemotactic effects of poly-lysine-methotrexate-conjugates. Exp Parasitol, 135(1), 134-41. (Read full article)


    1. Dike CR, Vanegas Calderon OG, Bishop W, Uc A (2020). Drug-Induced Pancreatitis in a Pediatric Patient Following Acetaminophen Overdose. [Letter to the editor]. Pancreas, 49(5), e45-e46. (Read full article)