Forest W. Arnold, D.O., M.Sc., FIDSA

Forest Arnold, D.O.

Forest W. Arnold, D.O., M.Sc., FIDSA

UofL Physicians Outpatient Center
401 East Chestnut Street, Ste. 310
Louisville, KY 40202

502-852-7844 - Academic Office
502-588-4600 - Patient Appointments


Clinical Expertise
Infectious Diseases


Board Certifications

  • American Board of Internal Medicine -
    Infectious Diseases

Education and Training

  • Medical School: West Virginia School of Osteopathic Medicine
  • Internship: West Virginia University
  • Residency: University of Tennessee Medical Center
  • Fellowship: University of Louisville
  • M.Sc.: University of Louisville

Get To Know Dr. Arnold


Featured Publications

  • Krishnasamy S, Sheikh D, Ali T, Clemons V, Furmanek S, Mohamed Fawzy Abdelhaleem AA, Salunkhe V, Akbar UA, Chlebowy D, Ramirez J, Arnold F. Impact of hyperglycemia on cardiovascular events and clinical outcomes in patients hospitalized with COVID-19 pneumonia. Endocr Pract. 2022 Jun 4:S1530-891X(22)00521-3. doi: 10.1016/j.eprac.2022.05.011. Epub ahead of print. PMID: 35671878; PMCID: PMC9166248.
  • Chandler T, Furmanek S, Carrico R, Balcom D, Arnold F, Ramirez J. 23-Valent Pneumococcal Polysaccharide Vaccination Does Not Prevent Community-Acquired Pneumonia Hospitalizations Due to Vaccine-Type Streptococcus pneumoniae. Microorganisms. 2022 Mar 4;10(3):560. doi: 10.3390/microorganisms10030560. PMID: 35336135; PMCID: PMC8951401.
  • Al Dallal HA, Narayanan S, Alley HF, Eiswerth MJ, Arnold FW, Martin BA, Shandiz AE. Case Report: Syphilitic Hepatitis-A Rare and Underrecognized Etiology of Liver Disease With Potential for Misdiagnosis. Front Med (Lausanne). 2021 Nov 29;8:789250. doi: 10.3389/fmed.2021.789250. PMID: 34912834; PMCID: PMC8666961.
  • Alkhateeb KJ, Cahill MN, Ross AS, Arnold FW, Snyder JW. The reliability of saliva for the detection of SARS-CoV-2 in symptomatic and asymptomatic patients: Insights on the diagnostic performance and utility for COVID-19 screening. Diagn Microbiol Infect Dis. 2021 Nov;101(3):115450. doi: 10.1016/j.diagmicrobio.2021.115450. Epub 2021 Jun 6. PMID: 34284319; PMCID: PMC8180088.
  • Ramirez J, Chandler T, Furmanek S, Arnold F, Bordon J. Clinical Outcomes of Immunocompromised Adults Hospitalized with Pneumococcal Pneumonia: A Case-Control Study. Microorganisms. 2021 Aug 16;9(8):1746. doi: 10.3390/microorganisms9081746. PMID: 34442825; PMCID: PMC8399246.
  • Rouchka EC, Chariker JH, Alejandro B, Adcock RS, Singhal R, Ramirez J, Palmer KE, Lasnik AB, Carrico R, Arnold FW, Furmanek S, Zhang M, Wolf LA, Waigel S, Zacharias W, Bordon J, Chung D. Induction of interferon response by high viral loads at early stage infection may protect against severe outcomes in COVID-19 patients. Sci Rep. 2021 Aug 3;11(1):15715. doi: 10.1038/s41598-021-95197-y. PMID: 34344959; PMCID: PMC8333042.
  • Furman CD, Leinenbach A, Usher R, Elikkottil J, Arnold FW. Pneumonia in older adults. Curr Opin Infect Dis. 2021 Apr 1;34(2):135-141. doi: 10.1097/QCO.0000000000000718. PMID: 33470665.
  • Arnold FW, Bishop S, Oppy L, Scott L, Stevenson G. Surveillance testing reveals a significant proportion of hospitalized patients with SARS-CoV-2 are asymptomatic. Am J Infect Control. 2021 Mar;49(3):281-285. doi: 10.1016/j.ajic.2021.01.005. Epub 2021 Jan 9. Erratum in: Am J Infect Control. 2021 May;49(5):655. PMID: 33428982; PMCID: PMC7794603.
  • Ramirez JA, Musher DM, Evans SE, Dela Cruz C, Crothers KA, Hage CA, Aliberti S, Anzueto A, Arancibia F, Arnold F, Azoulay E, Blasi F, Bordon J, Burdette S, Cao B, Cavallazzi R, Chalmers J, Charles P, Chastre J, Claessens YE, Dean N, Duval X, Fartoukh M, Feldman C, File T, Froes F, Furmanek S, Gnoni M, Lopardo G, Luna C, Maruyama T, Menendez R, Metersky M, Mildvan D, Mortensen E, Niederman MS, Pletz M, Rello J, Restrepo MI, Shindo Y, Torres A, Waterer G, Webb B, Welte T, Witzenrath M, Wunderink R. Treatment of Community-Acquired Pneumonia in Immunocompromised Adults: A Consensus Statement Regarding Initial Strategies. Chest. 2020 Nov;158(5):1896-1911. doi: 10.1016/j.chest.2020.05.598. Epub 2020 Jun 16. PMID: 32561442; PMCID: PMC7297164.
  • Cavallazzi R, Furmanek S, Arnold FW, Beavin LA, Wunderink RG, Niederman MS, Ramirez JA. The Burden of Community-Acquired Pneumonia Requiring Admission to ICU in the United States. Chest. 2020 Sep;158(3):1008-1016. doi: 10.1016/j.chest.2020.03.051. Epub 2020 Apr 13. PMID: 32298730., Lopardo G, Wiemken TL, Kelley R, Peyrani P, Mattingly WA, Feldman C, Gnoni M, Maurici R, Ramirez JA; Community-Acquired Pneumonia Organization (CAPO). Macrolide therapy is associated with lower mortality in community-acquired bacteraemic pneumonia. Respir Med. 2018 Jul;140:115-121. doi: 10.1016/j.rmed.2018.05.020. Epub 2018 Jun 5. PMID: 29957272.