Medical College of Wisconsin
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Katja K. Karrento MD

Katja K. Karrento MD profile photo picture

Associate Professor

Institution: Medical College of Wisconsin
Department: Pediatrics
Division: Gastroenterology

Publications (39)

  • Impact of auricular percutaneous electrical nerve field stimulation on gut microbiome in adolescents with irritable bowel syndrome: A pilot study. (Bora G, Atkinson SN, Pan A, Sood M, Salzman N, Karrento K) J Dig Dis 2023 May;24(5):348-358 PMID: 37448237 SCOPUS ID: 2-s2.0-85167367088 07/14/2023    
  • Clinical characteristics and long-term outcomes in patients with cyclic vomiting syndrome: A 15-year experience at a tertiary referral center. (Partovi O, Patel M, Kovacic K, Petrova A, Garacchi Z, Venkatesan T) Neurogastroenterol Motil 2023 Jul;35(7):e14571 PMID: 36989184 SCOPUS ID: 2-s2.0-85151960580 03/30/2023    
  • Natural History of Pediatric Cyclic Vomiting Syndrome: Progression to Dysautonomia. (Gosalvez-Tejada A, Li BUK, Simpson P, Zhang L, Kovacic K) J Pediatr Gastroenterol Nutr 2023 Jun 01;76(6):737-742 PMID: 36800281 SCOPUS ID: 2-s2.0-85159757089 02/18/2023       2 Citations
  • Efficacy of aprepitant as a prophylactic medication in adults with cyclic vomiting syndrome. (Patel M, Partovi O, Mooers H, Kovacic K, Garacchi Z, Venkatesan T) Neurogastroenterol Motil 2023 Apr;35(4):e14530 PMID: 36740813 SCOPUS ID: 2-s2.0-85150441885 02/07/2023    
  • Cardiac Vagal Regulation Is Impeded in Children With Cyclic Vomiting Syndrome. (Kolacz J, Kovacic K, Dang L, Li BUK, Lewis GF, Porges SW) Am J Gastroenterol 2023 Jul 01;118(7):1268-1275 PMID: 36716443 SCOPUS ID: 2-s2.0-85159639309 01/31/2023       3 Citations
  • Natural History of Pediatric Cyclic Vomiting Syndrome: Progression to Dysautonomia. (Gosalvez-Tejada A, Li B U.K., Simpson P, Zhang L, Kovacic K.) Journal of Pediatrics 2022; Submitted for publication 06/30/2022    
  • Cardiac Vagal Regulation is Impeded in Adolescents with Cyclic Vomiting Syndrome (Kovacic K/Kolacz J, Dang L, Li B U.K., Lewis G, Porges SW. ) Clinical Gastroenterology & Hepatology 2022 Submitted for publication 06/30/2022    
  • Cyclic Vomiting Syndrome-Related Hospitalizations Trends, Comorbidities & Health Care Costs in Children: A Population Based Study. (Thavamani A, Umapathi KK, Khatana J, Bhandari S, Kovacic K, Venkatesan T) Children (Basel) 2022 Jan 03;9(1) PMID: 35053680 PMCID: PMC8774277 SCOPUS ID: 2-s2.0-85122280004 01/22/2022       3 Citations
  • Clinical features of cyclic vomiting syndrome (Kamal AN, Kovacic K, Li BUK) Cyclic Vomiting Syndrome and Cannabinoid Hyperemesis 1 January 2022:27-53 SCOPUS ID: 2-s2.0-85142851275 01/01/2022    
  • Development and Assessment of a Low Literacy, Pictographic Cyclic Vomiting Syndrome Action Plan. (Reeves PT, Kovacic K, Rogers PL, Sanghavi R, Levinthal DJ, Echelmeyer S, Li BUK) J Pediatr 2022 Mar;242:174-183.e1 PMID: 34740589 SCOPUS ID: 2-s2.0-85122513815 11/07/2021       1 Citation
  • Cardiac autonomic regulation and joint hypermobility in adolescents with functional abdominal pain disorders. (Kolacz J, Kovacic K, Lewis GF, Sood MR, Aziz Q, Roath OR, Porges SW) Neurogastroenterol Motil 2021 Dec;33(12):e14165 PMID: 33991431 SCOPUS ID: 2-s2.0-85105952487 05/16/2021       12 Citations
  • Cyclic vomiting syndrome: A narrative review and guide to management. (Kovacic K, Li BUK) Headache 2021 Feb;61(2):231-243 PMID: 33619730 SCOPUS ID: 2-s2.0-85101200568 02/24/2021       15 Citations
  • Gastric emptying in healthy children using the Spirulina breath test: The impact of gender, body size, and pubertal development. (Kovacic K, Zhang L, Nugent Liegl M, Pawela L, Simpson P, Sood MR) Neurogastroenterol Motil 2021 Jun;33(6):e14063 PMID: 33300658 SCOPUS ID: 2-s2.0-85097369733 12/11/2020       5 Citations
  • Impaired Vagal Efficiency Predicts Auricular Neurostimulation Response in Adolescent Functional Abdominal Pain Disorders. (Kovacic K, Kolacz J, Lewis GF, Porges SW) Am J Gastroenterol 2020 Sep;115(9):1534-1538 PMID: 32732620 SCOPUS ID: 2-s2.0-85090491099 08/01/2020       28 Citations
  • Update on pediatric gastroparesis: A review of the published literature and recommendations for future research. (Kovacic K, Elfar W, Rosen JM, Yacob D, Raynor J, Mostamand S, Punati J, Fortunato JE, Saps M) Neurogastroenterol Motil 2020 Mar;32(3):e13780 PMID: 31854057 SCOPUS ID: 2-s2.0-85076748651 12/20/2019       23 Citations
  • Efficacy of Auricular Neurostimulation in Adolescents With Irritable Bowel Syndrome in a Randomized, Double-Blind Trial. (Krasaelap A, Sood MR, Li BUK, Unteutsch R, Yan K, Nugent M, Simpson P, Kovacic K) Clin Gastroenterol Hepatol 2020 Aug;18(9):1987-1994.e2 PMID: 31622740 SCOPUS ID: 2-s2.0-85079270953 10/18/2019       28 Citations
  • Nutrition Management in Pediatric Gastrointestinal Motility Disorders. (Krasaelap A, Kovacic K, Goday PS) Nutr Clin Pract 2020 Apr;35(2):265-272 PMID: 31321821 SCOPUS ID: 2-s2.0-85081048481 07/20/2019       15 Citations
  • Nausea exacerbates symptom burden, quality of life, and functioning in adolescents with functional abdominal pain disorders. (Kovacic K, Kapavarapu PK, Sood MR, Li BUK, Nugent M, Simpson P, Miranda A) Neurogastroenterol Motil 2019 Jul;31(7):e13595 PMID: 30957319 SCOPUS ID: 2-s2.0-85063985331 04/09/2019       14 Citations
  • Traumatic stress and the autonomic brain-gut connection in development: Polyvagal Theory as an integrative framework for psychosocial and gastrointestinal pathology. (Kolacz J, Kovacic KK, Porges SW) Dev Psychobiol 2019 Jul;61(5):796-809 PMID: 30953358 SCOPUS ID: 2-s2.0-85063888467 04/07/2019       44 Citations
  • Cyclic Vomiting Syndrome in Children and Adults: What Is New in 2018? (Kovacic K, Sood M, Venkatesan T) Curr Gastroenterol Rep 2018 Aug 29;20(10):46 PMID: 30159612 SCOPUS ID: 2-s2.0-85052596827 08/31/2018       27 Citations
  • Healthcare Utilization and Comorbidities Associated with Anorectal Malformations in the United States. (Kovacic K, Matta SR, Kovacic K, Calkins C, Yan K, Sood MR) J Pediatr 2018 Mar;194:142-146 PMID: 29198537 SCOPUS ID: 2-s2.0-85035749872 12/05/2017       12 Citations
  • Trends of Cholecystectomies for Presumed Biliary Dyskinesia in Children in the United States. (Matta SR, Kovacic K, Yan K, Simpson P, Sood MR) J Pediatr Gastroenterol Nutr 2018 May;66(5):808-810 PMID: 29036007 SCOPUS ID: 2-s2.0-85046760227 10/17/2017       6 Citations
  • Neurostimulation for abdominal pain-related functional gastrointestinal disorders in adolescents: a randomised, double-blind, sham-controlled trial. (Kovacic K, Hainsworth K, Sood M, Chelimsky G, Unteutsch R, Nugent M, Simpson P, Miranda A) Lancet Gastroenterol Hepatol 2017 Oct;2(10):727-737 PMID: 28826627 SCOPUS ID: 2-s2.0-85031869361 08/23/2017       83 Citations
  • Gastrointestinal involvement in the Ehlers-Danlos syndromes. (Fikree A, Chelimsky G, Collins H, Kovacic K, Aziz Q) Am J Med Genet C Semin Med Genet 2017 Mar;175(1):181-187 PMID: 28186368 SCOPUS ID: 2-s2.0-85012004874 02/12/2017       80 Citations
  • Cyclic vomiting syndrome: Comorbidities and treatment (Li BUK, Kovacic K) Pediatric Neurogastroenterology: Gastrointestinal Motility and Functional Disorders in Children: Second Edition 25 November 2016:423-431 SCOPUS ID: 2-s2.0-85079111004 11/25/2016    
  • Functional abdominal pain (Sood MR, Kovacic K) Pediatric Neurogastroenterology: Gastrointestinal Motility and Functional Disorders in Children: Second Edition 25 November 2016:411-422 SCOPUS ID: 2-s2.0-85079106898 11/25/2016       1 Citation
  • Methodologic considerations for studies of chronic nausea and vomiting in adults and children. (Hasler WL, Li BU, Koch KL, Parkman HP, Kovacic K, McCallum RW) Auton Neurosci 2017 Jan;202:28-39 PMID: 27539628 SCOPUS ID: 2-s2.0-84995970233 08/20/2016       13 Citations
  • Benign Joint Hypermobility Minimally Impacts Autonomic Abnormalities in Pediatric Subjects with Chronic Functional Pain Disorders. (Chelimsky G, Kovacic K, Simpson P, Nugent M, Basel D, Banda J, Chelimsky T) J Pediatr 2016 Oct;177:49-52 PMID: 27496265 SCOPUS ID: 2-s2.0-84997610363 08/09/2016       13 Citations
  • High Prevalence of Nausea among School Children in Latin America. (Saps M, Velasco-Benítez C, Kovacic K, Chelimsky G, Kovacic K, Játiva Mariño E, Chanís R, Zablah R) J Pediatr 2016 Feb;169:98-104.e1 PMID: 26670052 SCOPUS ID: 2-s2.0-84959258039 12/17/2015       15 Citations
  • Functional Nausea in Children. (Kovacic K, Di Lorenzo C) J Pediatr Gastroenterol Nutr 2016 Mar;62(3):365-71 PMID: 26655943 SCOPUS ID: 2-s2.0-84959868541 12/15/2015       15 Citations
  • Current concepts in functional gastrointestinal disorders. (Kovacic K) Curr Opin Pediatr 2015 Oct;27(5):619-24 PMID: 26208234 SCOPUS ID: 2-s2.0-84960110357 07/25/2015       10 Citations
  • A multicenter study on childhood constipation and fecal incontinence: effects on quality of life. (Kovacic K, Sood MR, Mugie S, Di Lorenzo C, Nurko S, Heinz N, Ponnambalam A, Beesley C, Sanghavi R, Silverman AH) J Pediatr 2015 Jun;166(6):1482-7.e1 PMID: 26008173 SCOPUS ID: 2-s2.0-84930148039 05/27/2015       61 Citations
  • Comorbid Conditions Do Not Differ in Children and Young Adults with Functional Disorders with or without Postural Tachycardia Syndrome. (Chelimsky G, Kovacic K, Nugent M, Mueller A, Simpson P, Chelimsky TC) J Pediatr 2015 Jul;167(1):120-4 PMID: 25917768 SCOPUS ID: 2-s2.0-84937520571 04/29/2015       38 Citations
  • Joint hypermobility: a common association with complex functional gastrointestinal disorders. (Kovacic K, Chelimsky TC, Sood MR, Simpson P, Nugent M, Chelimsky G) J Pediatr 2014 Nov;165(5):973-8 PMID: 25151198 SCOPUS ID: 2-s2.0-84908328633 08/26/2014       49 Citations
  • Childhood chronic nausea: is it just a queasy stomach? (Kovacic K, Li BU) Curr Gastroenterol Rep 2014;16(7):395 PMID: 24842276 SCOPUS ID: 2-s2.0-84901365488 05/21/2014       14 Citations
  • Chronic idiopathic nausea. (Kovacic K, Chelimsky G) Pediatr Ann 2014 Apr;43(4):e89-94 PMID: 24716564 SCOPUS ID: 2-s2.0-84898912304 04/11/2014       1 Citation
  • Chronic idiopathic nausea of childhood. (Kovacic K, Miranda A, Chelimsky G, Williams S, Simpson P, Li BU) J Pediatr 2014 May;164(5):1104-9 PMID: 24607239 SCOPUS ID: 2-s2.0-84899054035 03/13/2014       33 Citations
  • Pediatric functional gastrointestinal disorders (Kovacic K, Li BUK) Pediatric Gastroenterology: A Color Handbook 1 January 2014:167-169 SCOPUS ID: 2-s2.0-85053654869 01/01/2014    
  • High prevalence of nausea in children with pain-associated functional gastrointestinal disorders: are Rome criteria applicable? (Kovacic K, Williams S, Li BU, Chelimsky G, Miranda A) J Pediatr Gastroenterol Nutr 2013 Sep;57(3):311-5 PMID: 23591912 SCOPUS ID: 2-s2.0-84883741111 04/18/2013       55 Citations
    • Last update: 08/09/2023