Juan I. Ruiz, MD, MPH
Department of Health Services Research, Division of Cancer Prevention and Population Sciences
Present Title & Affiliation
Primary Appointment
Assistant Professor, Department of Health Services Research, Division of OVP, Cancer Prevention and Population Sciences, The University of Texas MD Anderson Cancer Center, Houston, TX
Education & Training
Degree-Granting Education
2016 | Southern Illinois University, Carbondale, IL, USA, MPH, Community Health Education |
2008 | Universidad de Buenos Aires, Buenos Aires, ARG, MD, Medicine |
Postgraduate Training
2017-2019 | Postgraduate Specialization, Health Technology Assessment, University of Buenos Aires, Buenos Aires |
2009-2013 | Clinical Residency, Internal Medicine Residency, Hospital Aleman, Buenos Aires |
2008-2008 | Internship, Hospital Aleman, Buenos Aires |
Board Certifications
2022 | Commission for Foreign Medical Graduates (ECFMG) Certification |
2018 | Health Technology Assessment Medical Specialist (Universidad de Buenos Aires) |
2013 | Internal Medicine Specialist (Ministry of Health of Argentina) |
Honors & Awards
2014 | Fulbright Scholar |
2009 | Summa Cum Laude. School of Medicine, University of Buenos Aires |
Selected Publications
Peer-Reviewed Articles
- Suarez-Almazor M, Ruiz JI, Lei X, Wu C, Zhao H, Rajan S, Lin H, Giordano S. Survival in patients with rheumatoid arthritis and early breast cancer treated with tumor necrosis factor inhibitors. Breast Cancer 75(19), 2024. e-Pub 2024. PMID: 39117793.
- Suarez-Almazor M, Ye C, Zhao B, Ruiz JI, Zhao H, Abdel-Wahab N, Leslie W. Increase in Major Osteoporotic Fractures After Therapy with Immune Checkpoint Inhibitors. BMJ Oncology 75(9), 2024. e-Pub 2024.
- Ruiz JI, Lei X, Wu CF, Zhao H, Giordano SH, Rajan SS, Suarez-Almazor ME. Utilization of Biologic Disease-Modifying Antirheumatic Therapy in Patients With Rheumatoid Arthritis and Recently Diagnosed Breast Cancer. Arthritis Care Res (Hoboken). e-Pub 2024. PMID: 38268474.
- Lopez-Olivo MA, Kachira JJ, Buni M, Kim ST, Lu H, Tayar JH, Duhon GF, Ruiz JI, Bingham CO, Calabrese C, Volk RJ, Suarez-Almazor ME. Learning Needs of Patients with Cancer and a Pre-Existing Autoimmune Disease Who Are Candidates to Receive Immune Checkpoint Inhibitors. Cancers (Basel) 15(15), 2023. e-Pub 2023. PMID: 37568819.
- Irazola V, Santero M, Sanchez M, Tristao I, Ruiz JI, Spira C, Ismael J, Cavallo AS, Gutierrez L, Mazzaresi Y, Nadal AM, García Elorrio E, CCR Trial development group. Quality improvement intervention to increase colorectal cancer screening at the primary care setting: a cluster-randomised controlled trial. BMJ Open Qual 12(2), 2023. PMID: 37339820.
- Ruiz JI, Lopez-Olivo MA, Geng Y, Suarez-Almazor ME. COVID-19 Outcomes in Patients with Cancer Receiving Immune Checkpoint Inhibitors: A Systematic Review. J Immunother Precis Oncol 6(2):103-110, 2023. e-Pub 2023. PMID: 37214207.
- Lopez-Olivo MA, Duhon GF, Ruiz JI, Altan M, Tawbi H, Diab A, Bingham CO, Calabrese C, Heredia NI, Volk RJ, Suarez-Almazor ME. Physician Views on the Provision of Information on Immune Checkpoint Inhibitor Therapy to Patients with Cancer and Pre-Existing Autoimmune Disease: A Qualitative Study. Cancers (Basel) 15(10), 2023. e-Pub 2023. PMID: 37345026.
- Bergese S, Fox B, García-Allende N, Elisiri ME, Schneider AE, Ruiz JI, Gonzalez-Fraga S, Rodriguez V, Fernandez-Canigia L. Impact of the multiplex molecular FilmArray Respiratory Panel on antibiotic prescription and clinical management of immunocompromised adults with suspected acute respiratory tract infections: A retrospective before-after study. Rev Argent Microbiol. e-Pub 2023. PMID: 37127474.
- Ruiz JI, Lopez-Olivo MA, Geng Y, Suarez-Almazor ME. COVID-19 vaccination in patients with cancer receiving immune checkpoint inhibitors: a systematic review and meta-analysis. J Immunother Cancer 11(2), 2023. PMID: 36746512.
- Clavijo MM, Ruiz JI, Muñoz C, Vicente Reparaz M de Los A, Acuña MA, Casali CE, Aizpurua MF, Mahuad CV, Zerga ME, Ventura A, Garate GM. Use of direct oral anticoagulants and low molecular weight heparin in venous thromboembolism associated with cancer: real-world evidence in Argentina. Expert Rev Hematol 16(12):1143-1149, 2023. e-Pub 2023. PMID: 37955142.
- Ruiz JI, Singh G, Erck M, Geng Y, Suarez-Almazor ME, Lopez-Olivo MA. Quality and content evaluation of websites with information about immune checkpoint inhibitors: An environmental scan. PLoS One 17(10):e0275676, 2022. e-Pub 2022. PMID: 36215234.
- Rodríguez V, Machiavello D, Spira C,Ruiz JI, Canteros F, Roberti J, Belizán M, García-Elorrio E. Adaptation and implementation of the Batz guide for bedside advocacy in two hospitals. Int J Risk Saf Med. e-Pub 2021. PMID: 34924403.
- Clavijo MM, Vicente Reparaz MLA, Ruiz JI, Acuña MA, Casali CE, Aizpurua MF, Mahuad CV, Eciolaza S, Ventura A, Garate GM. Mild COVID-19 Illness as a Risk Factor for Venous Thromboembolism. Cureus 13(9):e18236, 2021. e-Pub 2021. PMID: 34722035.
- McDaniel JT, Nuhu K, Ruiz JI, Alorbi G. Social determinants of cancer incidence and mortality around the world: an ecological study. Glob Health Promot 26(1):41-49, 2019. e-Pub 2017. PMID: 29187122.
- Nuhu KM, McDaniel JT, Alorbi GA, Ruiz JI. Effect of healthcare spending on the relationship between the Human Development Index and maternal and neonatal mortality. International health, 2018.
- Izcovich A, Criniti JM, Ruiz JI, Catalano HN. Impact of a GRADE-based medical question answering system on physician behaviour: a randomised controlled trial. Evidence Based Medicine, 2015.
- Nuhu K, McDaniel JT, Ruiz JI. Colorectal Cancer, Socioeconomic Distribution and Behavior: A Comparative Analysis of Urban and Rural Counties in the USA. Epidemiology Biostatistcs and Public Health, 2015.
- Nuhu K, McDaniel JT, Ruiz JI. Socioeconomic Distribution and Behavior: A Comparative Analysis of Urban and Rural Counties in the USA. Epidemiology Biostatistcs and Public Health, 2015.
- Ruiz JI, Nuhu K, McDaniel JT, Popoff F, Izcovich A, Criniti JM. Inequality as a Powerful Predictor of Infant and Maternal Mortality around the World. PLoS One 10(10):e0140796, 2015. e-Pub 2015. PMID: 26488170.
- Anders M, González VM, Ruiz JI, Casas G, Goldaracena N, Orozco F, Antinucci F, Larralde M, Catalano H, Quifionez E, McCormack L, Mastai R. An unreported case of pancreatic panniculitis in a liver transplant patient. Acta Gastroenterol Latinoam 44(3):239-42, 2014. PMID: 26742296.
- Criniti JM, Izcovich A, Popoff F, Ruiz JI, Catalano HN. [Ticagrelor in acute coronary syndrome. Explaining the inexplicable]. Medicina (B Aires) 74(3):239-44, 2014. PMID: 24918677.
- Furio A, Fontao R, Falco N, Ruiz JI, Cardinali DP. Neuroprotective Effect of Melatonin on Glucocorticoid Toxicity in the Rat Hippocampus. The Open Physiology Journal, 2008.
Manuals, Teaching Aids, Other Teaching Publications
- Ruiz JI, Izcovich A, Catalano HN. Resolución de problemas clínicos basada en las mejores pruebas. PROAMI - Editorial Medica Panamericana: Argentina, 2014.
- Ruiz JI, Gómez EJ, González Malla C, Catalano HN. Miastenia Gravis: Diagnóstico y Opciones Terapéuticas. Oportunidad Quirúrgica. PROAMI - Editorial Medica Panamericana: Argentina, 2010.
Abstracts
- Ruiz JI, Zhao B, Palaskas N, et al. 1239 Major adverse cardiovascular events (MACE) in patients with melanoma receiving immune checkpoint inhibitors. Journal for ImmunoTherapy of Cancer 2023, 2023. e-Pub 2023.
- Manzano JG, Franco-Vega M, Ruiz JI, Lu M, Sahar HN, Leal Alviarez D, Tomy S, Altay H, Rajapakse P, Lin H, Brito-Dellan N. Improving the care of patients with lung cancer hospitalized with immune checkpoint inhibitor-related pneumonitis: Implementation of a clinical pathway algorithm. Journal of Clinical Oncology 41(16), 2023. e-Pub 2023.
- Ruiz JI, Wu C, Zhao H, Giordano S, Rajan S, Suarez-Almazor M.. Utilization of Biologic and Targeted Disease Modifying Antirheumatic Therapy in Patients with Rheumatoid Arthritis and Breast Cancer [abstract]. Arthritis Rheumatol 74(9), 2022. e-Pub 2022.
- Lopez-Olivo M, Kachira J, Buni M, Kim S, Lu H, Duhon G, Ruiz JI, Bingham III C, Calabrese C, Volk R, Suarez-Almazor M.. Learning Needs Assessment for Patients with Cancer and a Pre-Existing Autoimmune Disease Who Are Candidates to Receive Immune Checkpoint Inhibitors [abstract]. Arthritis Rheumatol 74(9), 2022. e-Pub 2022.
- Lopez-Olivo M, Kachira J, Buni M, Kim S, Lu H, Duhon G, Ruiz J, Bingham III C, Calabrese C, Volk R, Suarez-Almazor M.. Learning Needs Assessment for Patients with Cancer and a Pre-Existing Autoimmune Disease Who Are Candidates to Receive Immune Checkpoint Inhibitors. Arthritis Rheumatol 74(9), 2022. e-Pub 2022.
- Ruiz JI, et al. PCN519 Real World Evidence (RWE): Analysis of the prognosis of patients with metastatic colon cancer under biologic treatment in the social security sector of Argentina. Value in Health 22 (2019): S539, 2019.
- Ruiz JI, Navar SM, Failo A, Catalano HN. Perceptions and Attitudes of Medical Students towards Evidence Based Physical Examination Teaching: A Qualitative Study. Newsletter of the International Society for Evidence-Based Health Care, 2016.
- Ruiz JI, Izcovich A, González Malla C, Esandi ME, Raineri F, Chapman E, Catalano HN. Using the GRADE Approach to Support the Development of Public Health Policies: an Innovative experience from Argentina. Newsletter of the International Society for Evidence-Based Health Care, 2016.
- Manzano JG, Franco-Vega, M, Lu M, Sahar H, Leal-Alviarez D, Altay H, Ruiz JI, Tomy S, Brito-Dellan N.. Enhancing the Coordination of Care for Hospitalized Patients with Suspected Immune Checkpoint Inhibitor (ICI)-related Pneumonitis through the Development and Implementation of a Hospital-Based Clinical Care Pathway.
Grant & Contract Support
Title: | Implementation of a Care Pathway for Hospitalized Patients with Suspected Immune Checkpoint Inhibitor (ICI) Related Adverse Events – A Quality Improvement Project |
Funding Source: | Division of Internal Medicine (DoIM) Research and Quality Improvement Development |
Role: | Collaborator |
Title: | Effects of biologic and targeted therapies for rheumatoid arthritis on cancer outcomes |
Funding Source: | NIH/NIAMS |
Role: | Collaborator |
Title: | Improving Decision-Making in Patients with Pre-Existing Rheumatoid Arthritis and Melanoma Considering Immune Checkpoint Inhibition |
Funding Source: | Rheumatology Research Foundation Innovative Research |
Role: | Collaborator |
Title: | Immune checkpoint inhibitor therapy and long-term cardiovascular outcomes in cancer survivors |
Funding Source: | Cancer Survivorship Research Grant at the University of Texas MD Anderson Cancer Center |
Role: | Principal Investigator |
Title: | Development of indicators for the evaluation of quality in primary health care |
Funding Source: | World Bank |
Role: | Researcher for the Institute for Clinical Effectiveness and Health Policy (IECS) |
Title: | Systematic Review to evaluate the effectiveness of interventions to prevent child obesity |
Funding Source: | United Nations Development Programme (UNDP) |
Role: | Co-Investigator |
Title: | Impact of home visits on the health of High risk newborns: A systematic review |
Funding Source: | United Nations Development Programme (UNDP) / Ministry of Health of the Province of Buenos Aires Argentina |
Role: | Principal Investigator |
Title: | Comparative Effectiveness Research Training Program |
Funding Source: | NCI |
Role: | Collaborator |
Patient Reviews
CV information above last modified November 07, 2024