The Department of Surgery

Robert E. Heidel, PhD

Professor
Division of Biostatistics

Clinical Focus

Quality improvement, clinical outcomes, simulation

Research Focus

Biostatistics, research design, epidemiology, diagnostic testing, survey creation, psychometrics, statistics education

Education

Graduate School

Univeristy of Tennessee, Knoxville
PhD in Education (emphasis in Counselor Education)
Intercollegiate Graduate Minor in Statistics
Graduate Certification in Evaluation, Statistics, and Measurement
Yates Dissertation Fellow

University of Tennessee, Knoxville
M.S. in Mental Health Counseling

Current Publications

Schmocker RK, Enomoto LM, Low GK, McLoughlin JM, Casillas MA Jr, Antill AC, Heidel RE, Russ AJ..
Further distance from treating facility is associated with advanced colon cancer at presentation and increased mortality. Am Surg. 2024 Mar 29:31348241241613. doi: 10.1177/00031348241241613. Online ahead of print.

Clegg DJ, Whiteaker EN, Salomon BJ, Gee KN, Porter CG, Mazonas TW, Heidel RE, Brooks AJ, Bell JL, Boukovalas S, Lloyd JM.
Contralateral prophylactic mastectomy in a rural population: A single-institution experience. Surg Open Sci. 2024 Feb 23;18:70-77. doi: 10.1016/j.sopen.2024.02.007. eCollection 2024 Mar.

Clegg DJ, Deek AJ, Salomon BJ, Blackburn C, Fahmy MD, Heidel RE, Stephenson SM, Herbig KS, Chun JT, Carlson ER, Boukovalas S..
Mandible reconstruction in a rural population: Comparison of radial forearm and free fibula flap outcomes. J Craniofac Surg. 2024 Jan-Feb 01;35(1):119-124. doi: 10.1097/SCS.0000000000009832. Epub 2023 Nov 8.

Fogelson B, Baljepally R, Heidel E, Ferlita S, Moodie T, Coombes T, Goodwin RP, Livesay J.
Rural versus urban outcomes following transcatheter aortic valve implantation: The importance of the heart team. Cardiovasc Revasc Med. 2023 Dec 16:S1553-8389(23)00936-3. doi: 10.1016/j.carrev.2023.12.005. Online ahead of print.

Grabeel KL, Burton SE, Heidel RE, Chamberlin SM, Wilson AQ.
Utilizing the newest vital sign (nvs) to assess health literacy at a regional academic medical center's family medicine clinic. J Patient Exp. 2023 Dec 11;10:23743735231219361. doi: 10.1177/23743735231219361. eCollection 2023.

McCrory M, Smith L, Heidel E, Daley B.
Enhanced notification of radiographic incidental findings in trauma does not guarantee follow-up compliance. South Med J. 2023 Dec;116(12):938-941. doi: 10.14423/SMJ.0000000000001630.

Isart FA, Isart-Infante FJ, Heidel RE..
Association of blood calcidiol levels and metabolic syndrome in children and adolescents with vitamin D deficiency. Clin Pediatr (Phila). 2023 Nov 18:99228231204444. doi: 10.1177/00099228231204444. Online ahead of print.

Wall JS, Martin EB, Lands R, Ramchandren R, Stuckey A, Heidel RE, Whittle B, Powell D, Richey T, Williams AD, Foster JS, Guthrie S, Kennel SJ..
Cardiac amyloid detection by PET/CT imaging of iodine ((124)i) evuzamitide ((124)i-p5+14): A phase 1/2 study. JACC Cardiovasc Imaging. 2023 Nov;16(11):1433-1448. doi: 10.1016/j.jcmg.2023.08.009.

Jackson JW, Foster JS, Martin EB, Macy S, Wooliver C, Balachandran M, Richey T, Heidel RE, Williams AD, Kennel SJ, Wall JS.
Collagen inhibits phagocytosis of amyloid in vitro and in vivo and may act as a 'don't eat me' signal. Amyloid. 2023 Sep;30(3):249-260. doi: 10.1080/13506129.2022.2155133. Epub 2022 Dec 21.

Schmocker RK, Gray KD, Eric Heidel R, Vanterpool SG, McLoughlin JM..
A novel preoperative patient survey predicts adverse patient outcomes-implementation and preliminary results of the tennessee preoperative assessment tool. Am Surg. 2023 Jul;89(7):3192-3199. doi: 10.1177/00031348231157848. Epub 2023 Feb 28.

Armstrong LR, Rutherford NR, Heidel RE, Smith LM, Butts C..
The effect of BMI on efast accuracy in trauma by residents in the emergency room. Am Surg. 2023 Jul;89(7):3238-3240. doi: 10.1177/00031348231157851. Epub 2023 Feb 17.

Barenie RE, Cernasev A, Hohmeier KC, Heidel RE, Knight P, Forrest-Bank S..
Student perceptions of substance use disorder stigma as a factor for health disparities: a mixed-methods study. Pharmacy (Basel). 2023 Jul 1;11(4):112. doi: 10.3390/pharmacy11040112.

Grubbs JE, Daigle HJ, Shepherd M, Heidel RE, Kleppe KL, Mancini ML, Mancini GJ.
Fighting the obesity pandemic during the COVID-19 pandemic. Surg Endosc. 2023 Jun;37(6):4895-4901. doi: 10.1007/s00464-022-09628-6. Epub 2022 Sep 26.

Taylor J, Assaf SN, Assaf AN, Heidel E, Mahlow W, Baljepally R.
Obstructive sleep apnea as a predictor of inducible atrial flutter during pulmonary vein isolation in patients with atrial fibrillation: Clinical significance and follow-up outcomes. Cardiol Res. 2023 Jun;14(3):183-191. doi: 10.14740/cr1491. Epub 2023 May 26.

Fahmy MD, Clegg DJ, Deek AJ, Scott CA, Bloom G, Heidel RE, Hechler BL.
Preoperative nutritional laboratory values, demographics, and wound healing following facial trauma surgery: Which variables predict postoperative complications? J Craniofac Surg. 2023 Jun 15. doi: 10.1097/SCS.0000000000009484. Online ahead of print.

Barenie RE, Frederick KD, Heidel RE, Wheeler JS.
A survey of hiring and non-hiring pharmacists' perceptions of a primary care certificate training program. Am J Pharm Educ. 2023 Apr;87(4):ajpe9072. doi: 10.5688/ajpe9072. Epub 2022 Nov 1.

Clegg DJ, Salomon BJ, Porter CG, Mazonas TW, Heidel RE, Chun JT, Herbig KS, Stephenson SM, Lloyd JM, Boukovalas S.
The impact of travel distance and income on breast reconstruction after mastectomy in a rural population. Plast Reconstr Surg Glob Open. 2023 Feb 2;11(2):e4802. doi: 10.1097/GOX.0000000000004802. eCollection 2023 Feb.

Barenie RE, Cernasev A, Heidel RE, Stewart S, Hohmeier K.
Faculty, staff, and student perceptions of substance use disorder stigma in health profession training programs: a quantitative study. Subst Abuse Treat Prev Policy. 2023 Jan 6;18(1):2. doi: 10.1186/s13011-022-00509-8.

Vanterpool SG, Heidel RE, Snyder K, Keil T, Contreras C, Hartman A, Higdon R, Jeter J.
Developing and validating a novel tool to enhance functional status assessment: The Tennessee functional status questionnaire (TFSQ). J Am Board Fam Med. 2023 Jan 27:jabfm.2022.220261R1. doi: 10.3122/jabfm.2022.220261R1. Online ahead of print.

Foulke E, J Clegg D, Peters D, E Heidel R, Johnson M, Lewis J.
Lower abdomen as a donor site for large full-thickness skin grafts. Am Surg. 2022 Sep;88(9):2404-2406. doi: 10.1177/0003134820951454. Epub 2020 Sep 16.

McCallum RS, Kirkpatrick BA, Heidel RE, Rocconi L, Price CN, Gee KN, Lewis JM.
Validating a novel emotional intelligence instrument for resident physicians. Eval Health Prof. 2022 Sep;45(3):277-287. doi: 10.1177/01632787211061420. Epub 2022 Feb 22.

Salomon B, Griffard J, Patel J, Wideman M, Mcgee T, Corbitt N, Rowe AS, Price C, Heidel R, McKnight CL.
Efficacy of cefazolin versus ceftriaxone for extremity open fracture management at a level 1 trauma center. Surg Infect (Larchmt). 2022 Sep;23(7):675-681. doi: 10.1089/sur.2022.049. Epub 2022 Aug 4.

Brown S, McLoughlin J, Russ A, Casillas M, Buehler J, Heidel RE, Yates JR.
Alvimopan retains efficacy in patients undergoing colorectal surgery within an established ERAS program. Surg Endosc. 2022 Aug;36(8):6129-6137. doi: 10.1007/s00464-021-08928-7. Epub 2022 Jan 18.

Černá P, Ayoob A, Baylor C, Champagne E, Hazanow S, Heidel RE, Wirth K, Legendre AM, Gunn-Moore DA.
Retrospective survival analysis of cats with feline infectious peritonitis treated with polyprenyl immunostimulant that survived over 365 days. Pathogens. 2022 Aug 4;11(8):881. doi: 10.3390/pathogens11080881.

Lewis RE, Muluk SL, Reitz KM, Guyette FX, Brown JB, Miller RS, Harbrecht BG, Claridge JA, Phelan HA, Yazer MH, Heidel RE, Rowe AS, Sperry JL, Daley BJ.
Prehospital plasma is associated with survival principally in patients transferred from the scene of injury: A secondary analysis of the PAMPer trial. Surgery. 2022 Jul 18:S0039-6060(22)00304-X. doi: 10.1016/j.surg.2022.04.039. Online ahead of print.

King SA, Harper C, Smith LM, Crismon D, Heidel RE, Hall G, Beam Z, Daley BJ.
Improving opioid prescribing post-discharge for trauma patients with rib fractures: Factors in prevention of prolonged use and dependency. Am Surg. 2022 Jul;88(7):1459-1466. doi: 10.1177/00031348221082275. Epub 2022 Apr 14.

Grabeel KL, Heidel RE, Oelschlegel S, Rudd R.
Collaborative updating of an organizational health literacy tool confirms medical librarians' leadership roles. Health Info Libr J. 2022 Jun;39(2):142-154. doi: 10.1111/hir.12390. Epub 2021 Jul 17.

Barenie RE, Winbigler BL, Heidel RE, Wheeler JS.
Accuracy of publicly-listed locator information for buprenorphine waivered practitioners and opioid treatment programs in the US, 2020. Subst Abus. 2022;43(1):999-1003. doi: 10.1080/08897077.2022.2060430.

King S, Smith L, Harper C, Beam Z, Heidel E, Carico G, Wahler K, Daley B.
Intravenous lidocaine for rib fractures: Effect on pain control and outcome. Am Surg. 2022 Apr;88(4):734-739. doi: 10.1177/00031348211050838. Epub 2021 Nov 3.

Lewis R, Forman B, Preston M, Heidel E, Alvoid-Preston B, Ramshaw B.
The use of a novel synthetic resorbable scaffold (TIGR Matrix(®)) in a clinical quality improvement (CQI) effort for abdominal wall reconstruction (AWR). Hernia. 2022 Apr;26(2):437-445. doi: 10.1007/s10029-020-02221-7. Epub 2020 May 25.

Balmer JC, Hieb N, Daley BJ, Many HR, Heidel E, Rowe S, McKnight CL.
Continued relevance of initial temperature measurement in trauma patients. Am Surg. 2022 Mar;88(3):424-428. doi: 10.1177/00031348211048833. Epub 2021 Nov 3.

Kemmet RK, Blake GH, Heidel RE, Wilson GA.
Milestones as a faculty development tool for career academic physicians. Fam Med. 2022 Mar;54(3):207-212. doi: 10.22454/FamMed.2022.700483.

Fahmy MD, Clegg D, Belcastro A, Smith BD, Eric Heidel R, Carlson ER, Hechler B.
Are throat pain and otalgia predictive of perineural invasion in squamous cell carcinoma of the oropharynx? J Oral Maxillofac Surg. 2022 Feb;80(2):363-371. doi: 10.1016/j.joms.2021.08.265. Epub 2021 Sep 6.

Morris MH, Barton M, Zane M, Hutson SP, Raman R, Heidel RE.
A nurse-navigated, postpartum support text messaging intervention: Satisfaction among primiparous women. The Journal of Perinatal & Neonatal Nursing. 2021 Oct-Dec 01;35(4):330-339.

Balmer JC, Hieb N, Daley BJ, Many HR, Heidel E, Rowe S, McKnight CL.
Continued relevance of initial temperature measurement in trauma patients. The American Surgeon. 2021 Nov 3:31348211048833.

King S, Smith L, Harper C, Beam Z, Heidel E, Carico G, Wahler K, Daley B.
Intravenous Lidocaine for rib fractures: Effect on pain control and outcome. The American Surgeon. 2021 Nov 3:31348211050838.

Lewis JM, Yared K, Heidel RE, Kirkpatrick B, Freeman MB, Daley BJ, Shatzer J, McCallum RS.
Emotional intelligence and burnout related to resident-assessed faculty teaching scores. Journal of Surgical Education. 2021 Nov 5:S1931-7204(21)00270-1. [Epub ahead of print]

Worth H, Helmlinger K, Raj R, Heidel E, Lands R.
Thromboembolic rates are similar between intensive care unit and nonintensive care unit hospitalized patients with severe acute respiratory syndrome Coronavirus 2 (SARS-CoV-2): A retrospective cohort study. Clinical and Applied Thrombosis/Hemostasis. 2021 Jan-Dec;27:10760296211053315.

Salomon B, Howk A, Heidel RE, McKnight CL.
Did state COVID-19 stay-home orders influence the trauma population? A level-1 trauma center retrospective cohort study. APA PsycNet. 2021 Sep 16. Available in Scopus: Nov 2021. [Epub ahead of print]

Fahmy MD, Clegg D, Belcastro A, Smith BD, Heidel ER, Carlson ER, Hechler B.
Are throat pain and otalgia predictive of perineural invasion in squamous cell carcinoma of the oropharynx? Journal of Oral and Maxillofacial Surgery. 2021 Sep 6:S0278-2391(21)01102-2. Available in PubMed: Oct 2021. [Epub ahead of print]

Livesay J, Baljepally R, Tahir H, Heidel RE.
Heme effects in lowering patient discomfort in radial artery verapamil injection. Cardiology Research. 2021 Oct;12(5):286-292.

Black W, Baljepally R, Shali L, Alsharif O, Warden S, Heidel E, Zhao X.
Old is (not) gold: Midazolam monotherapy versus Midazolam plus Fentanyl for sedation during cardiac catheterization. Journal of Interventional Cardiology. 2021 Aug 2;2021:9932171. eCollection 2021.

Salomon B, Howk A, Heidel R, McKnight CL.
Impact of coronavirus disease 2019 (COVID-19) on trauma surgical education at a level I trauma center. Surgery. 2021 May 24:S0039-6060(21)00437-2. Available in PubMed: Jun 2021. [Epub ahead of print]

Wheeler JS, Wu L, Heidel RE, Earl M.
Assessing pharmacy students drug information skills and perceptions using the critically appraised topic approach. Currents in Pharmacy Teaching and Learning. 2021 Jun 19. [Epub ahead of print]

Scheiderer AN, Shachner TR, Rains AW, Heidel RE, Clark CT.
Blasting the myth of predictive INR changes related to plasma transfusion: An academic institution's experience. Hematology, Transfusion and Cell Therapy. 2021 May 4. [Epub ahead of print]

Carlson ER, Heidel RE, Houston K, Vahdani S, Winstead M.
Tracheotomies in COVID-19 patient: Protocols and outcomes. Journal of Oral and Maxillofacial Surgery. 2021 Mar 12:S0278-2391(21)00237-8. Available in PubMed: Apr 2021. [Epub ahead of print]

Belcastro A, Smith BD, Heidel RE, Hechler B.
Incidence of pain complaints in oropharyngeal squamous cell carcinoma. Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology. 2021 Mar 16. [Epub ahead of print]

Cochrane K, Bell JL, Heidel RE, Orucevic A.
Adenosquamous carcinoma of the breast, an uncommon diagnosis with poor prognosis-Lessons learned from a 12-year analysis of the National Cancer Database. The Breast Journal. 2021 Feb;27(2):165-169. Epub 2021 Jan 22.

Terry PD, Heidel RE, Dhand R.
Asthma in adult patients with COVID-19: Prevalence and risk of severe disease. American Journal of Respiratory and Critical Care Medicine. 2021 Jan 25. [Epub ahead of print]

Jong J, Gabriel A, Trekell M, Lawser AS, Heidel E, Buchanan D, Chun JT.
Cohesive round implants and the risk of implant flipping. Plastic and Reconstructive Surgery. Global Open. 2020 Dec 22;8(12):e3321. eCollection 2020 Dec. Available in PubMed: Jan 2021.

Fahmy MD, Hechler BL, Carlson ER, Gross AJ, Heidel RE.
Preoperative serum albumin predicts wound dehiscence but not infection after surgery for oral squamous cell carcinoma. Journal of Oral and Maxillofacial Surgery. 2021 Jan 15:S0278-2391(20)31519-6. [Epub ahead of print]

Current Presentations

Fogelson B, Harrell J, Ferlita S, Heidel E, Shaikh AK, Smith L, Baljepally R. Predicting acute coronary syndrome in patients admitted with severe trauma using coronary artery calcium quantification. Presented at Cardiovascular Research Technologies; 2024 March - 12; Washington, D.C. .

Alicia Mastronardi, Robert Heidel,Jonathan Boone,Larry Kilgore,Nikki Zite,Samantha Gregory,Oluwafemifola Oyedeji,Jill Maples. HPV vaccination: Broadening the scope of education and administration Presented at Infectious Diseases Society for Obstetrics and Gynecology; 2023 July-27; Denver, CO.

Murdock P, Jong J, Heidel E, Casillas M, Russ A. Robotic versus Laparoscopic Low Anterior Resection for Rectosigmoid Adenocarcinoma: A Single Center Experience Presented at 2023 Annual Meeting of the Tennessee Chapter, American College of Surgeons; 2023 June - 27; Spencer,Tennessee.

Treat S, Gutierrez A, Heidel E, McCormack M, Dudney T. The value of D-dimer elevation for prediction of pulmonary embolism in patients with baseline elevation due to COVID-19 Presented at American Thoracic Society; 2023 May - 19; Washington DC.

Desrosiers G, Coombs T, Heidel E, Isang E. Reducing inappropriate use of stat echocardiogram in an academic hospital Presented at Society of Cardiovascular Angiography and Interventions; 2023 May 18; Phoenix.

Clegg DJ, Whiteaker EN, Salomon BJ, Porter CG, Heidel RE, Brooks AJ, Bell JL, Boukovalas S, Lloyd JM. Contralateral prophylactic mastectomy in a rural population: A single-institution experience Presented at Society of Breast Surgeons; 2023 April - 26; Boston.

Assaf S, Assaf A, Kopstein M, Assaf M, Taylor J, Baljepally R, Heidel R.. Outcomes of patient with impella placement post MI Presented at CARDIOVASCULAR RESEARCH TECHNOLOGIES; 2023 Feburary - 25; Washington, DC.

Clegg D, Deek A, Salomon B, Heidel RE, Chun JT, Herbig KS, Stephenson SM, Carlson ER, Boukovalas S. Outcomes of Mandibular Reconstruction in a Rural Population: IS the Free Fibula Flap the Best Choice for All Patients? Presented at The Meeting; 2022 October-28; Boston, MA.

Daigle H, Shepherd M, Heidel E, Kleppe K, Mancini M, Mancini G. Out of Harm's Reach: Outpatient Surgery Reduces Post-Operative Opioid Use Among Bariatric Surgery Patients. Presented at American Society for Metabolic and Bariatric Surgery; 2022 June-5; Dallas, Texas.

Taylor R, Daigle H, Ball K, Hutson M, Heidel E, Mancini M, Mancini G, Kleppe K. Increasing Prophylactic Enoxaparin Dosing From 30 mg to 40 mg Does Not Increase Risk of Bleeding in Bariatric Surgery Patients. Presented at American Society for Metabolic and Bariatric Surgery ; 2022 June-5; Dallas, Texas.

Sharma N, Bhagat M, Dudney T, Dhand R, Bevill B, Branca P, McCormack M, Heidel R, Green J, Soto F. Use of Inhaled Epoprostenol Delivered by High-Flow Nasal Cannula in Patients with Severe Acute Hypoxemic Respiratory Failure Secondary to COVID-19. Presented at American Thoracic Society 2022 Conference; 2022 May-13; San Francisco, California.

Shali L, Terry P, Kumar G, Worth H, Ferris J, Norwood D, Heidel E, Dhand R. Associations Among Social Determinants of Health and Quality of Life in Rural Appalachia. Presented at American Thoracic society ; 2022 May-15; San Fransisco, California.

Treat S, Forsyth C, Kumar G, Biney I, Ferris J, Heidel E, Terry P, Dhand R. Antibiotic usage in patients experiencing readmissions for acute exacerbations of chronic obstructive pulmonary disease Presented at American Thoracic Society 2022 ; 2022 May-13; San Francisco, CA .

Bhagat M, Sharma N, Dudney TM, Dhand R, Bevill B, Branca P, McCormack M, Heidel R, Green J, Soto F. Use of inhaled epoprostenol delivered by high flow nasal cannula in patients with severe hypoxemic respiratory failure secondary to covid-19 Presented at American Thoracic Society 2022 ; 2022 May-13; San Francisco, CA .

Porter CG, McAdams CD, Heidel RE, Brooks AJ, Bowers A, Santoso M, Kurien N, Morin-Ducote GI, Lloyd JL. Factors Associated with Radial Scar to Support Excision Versus Close Observation. Presented at American Society of Breast Surgeons Annual Meeting 2022; 2022 April-6; Las Vegas, Nevada.

Heidel R, Vaghaiwalla T, Mancini M. Outpatient Versus Inpatient Thyroidectomy: A Retrospective Analysis of Surgical Outcomes. Presented at Southeastern Surgical Congress ; 2022 February-5; Nashville, Tennessee.

Balmer J, Clegg D, Smith A, Beam Z, Heidel E, Rowe S, McKnight C, Daley B. Point of care testing for acidosis and outcomes in trauma. Presented at American Association for the Surgery of Trauma; 2021 Sep 29 - Oct 2; Atlanta, GA.

Snyder K, Keil T, Contreras C, Hartman A, Heidel RE, Allen P, Higdon R, Jeter J, Vanterpool S. Tennessee functional status questionnaire: A novel tool for functional status assessment. Presented at American Society of Anesthesiologists Conference; 2021 Oct 9-13; San Diego, CA.

Bhagat MK, Mowery SR, Dudney TM, Branca P, McCormack MT, Dhand R, Heidel RE, Soto FJ. High-flow nasal cannula requirements in hypoxemic respiratory failure secondary to COVID-19: Identifying FIO2 cutoffs that predict a higher risk for ICU admission, mechanical ventilation and death. Presented at CHEST; 2021 Oct 17-20; Orlando, FL.

Clegg D, Winstead M, Heidel RE, Ledderhof N, Gotcher JE. Fall-related facial trauma: A retrospective review of fracture patterns and medical comorbidity. Presented at Plastic Surgery The Meeting; 2021 Oct 29 - Nov 1; Atlanta, GA.

Balmer JC, Heidel RE, Daley BJ, McKnight CL, Many HR, Hieb N. Continued relevance of initial temperature measurement in trauma patients. Presented at Southeastern Surgical Congress; 2021 Aug 21-24; Atlanta, GA.

Balmer JC, Heidel RE, Daley BJ, McKnight CL, Many HR. Continued relevance of initial temperature measurement in trauma patients. Presented at Tennessee Chapter of the American College of Surgeons; 2021 Aug 6-8; Memphis, TN.

Arroyave AJ, Good AW, McLoughlin JM, Casillas MA, Heidel RE, Russ AJ. Disparities in presentation and treatment of colon cancer between rural and metropolitan communities. Presented at Tennessee Chapter of the American College of Surgeons; 2021 Aug 6-8; Memphis, TN.

Salomon B, Griffard J, Patel J, Wideman M, Mcgee T, Corbitt N, Heidel R, McKnight CL. Efficacy of cefazolin versus ceftriaxone for extremity open fracture management at a level 1 trauma center. Presented at Tennessee Chapter of the American College of Surgeons; 2021 Aug 6-8; Memphis, TN.

Lewis JM, Yared K, Heidel RE, Kirkpatrick B, Freeman MB, Daley BJ, Shatzer J, McCallum RS. Emotional intelligence (EI) is associated with job success in multiple fields. Presented at Tennessee Chapter of the American College of Surgeons; 2021 Aug 6-8; Memphis, TN.

Arroyave AJ, Antill AC, Schmocker RK, McLoughlin JM, Casillas MA, Heidel RE, Russ AJ. Racial disparities lead to differences in presentation of colon cancer in rural southeast region. Presented at Tennessee Chapter of the American College of Surgeons; 2021 Aug 6-8; Memphis, TN.

Wall J, Heidel RE, Martin EB, Stuckey AC, Whittle BA, Powell D, Lands R, Kennel SJ. Detection and differentiation of cardiac amyloidosis using [124]I-P5+14 PET/CT imaging and the correlation with clinical biomarkers. Presented at American College of Cardiology; 2021 May 15-17; Atlanta, GA.

Griffard J, Franz D, Daley B, McMillen J, Chambers E, Wooten B, Heidel E, McKnight C. Elderly group level falls at level I trauma center: Have another beer. Presented at American Geriatrics Society Annual Meeting; 2021 May 13-15; Virtual.

Dhand R, Terry PD, Heidel E. Asthma in adult patients with COVID-19: Prevalence and risk of severe disease. Presented at American Thoracic Society International Conference; 2021 May 14-19; San Diego, CA.

Treat S, Biney I, Ferris J, Heidel RE, Terry P, Dhand R. Comparing discharge and readmission medication regimen for AECOPD. Presented at American Thoracic Society International Conference; 2021 May 14-19; San Diego, CA.

Baveja S, Porter J, Martin E, Williams A, Akpa B, Ferris J, Heidel E, Dhand R. Do plasma levels of biomarkers correlate with muscle weakness in patients admitted for medical illnesses? Presented at American Thoracic Society International Conference; 2021 May 14-19; San Diego, CA.

Salomon B, Howk A, Heidel R, McKnight C. Impact of COVID-19 on trauma surgical education at a Level 1 trauma center. Presented at Association For Surgical Education Annual Meeting; 2021 Apr 29 - May 1; Virtual.

McCarley CB, Brewton AE, Lacy MM, Fortner KB, Heidel RE, Zite NB. Impact of SARS-CoV-2 on rates of late or limited prenatal care. Presented at American College of Obstetricians and Gynecologists Annual Clinical and Scientific Meeting; 2021 Apr 30 - May 2; Virtual.

Maples JM, Spires B, Heidel R, Fortner K. A comparison of vaccine education among Ob/Gyn residency programs in the US between 2014 and 2020. Presented at Council on Resident Education in Obstetrics and Gynecology and Association of Professors of Gynecology Annual Meeting; 2021 Mar 3-5; Virtual.

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The University of Tennessee Graduate School of Medicine, Knoxville

The Department of Surgery

Robert E. Heidel, PhD

Clinical Focus

Research Focus

Education

Current Publications

Current Presentations

The Department of Surgery

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