Abstracts tagged "Hydroxychloroquine"

Abstract Number: 0875 • ACR Convergence 2021
Renal Function, Adherence and Low Hydroxychloroquine Dosing Predict HCQ Blood Levels and Lupus Disease Activity
Shivani Garg¹, Karen Hansen², Betty Chewning¹ and Christie Bartels², ¹UW Madison, Madison, WI, ²University of Wisconsin School of Medicine and Public Health, Madison, WI
Background/Purpose: Despite weight-based dosing, hydroxychloroquine (HCQ) efficacy varies between individuals. Our meta-analysis based on several studies found that low HCQ levels increased risk of lupus…
Abstract Number: 0989 • ACR Convergence 2021
Risk Factors for Hydroxychloroquine Retinopathy and Its Subtypes – Prospective Adjudication Analysis of 4,899 Incident Users
April Jorge¹, Ronald Melles², Carol Conell³, Na Lu⁴, Michael Marmor⁵, Lucy Young⁶, Natalie McCormick¹, Yuqing Zhang⁷ and Hyon K. Choi⁸, ¹Massachusetts General Hospital, Boston, MA, ²Redwood City Medical Center, Department of Ophthalmology, Kaiser Permanente Northern California, Redwood City, CA, ³Kaiser Permanente Northern California, Palo Alto, CA, ⁴Arthritis Research Canada, Vancouver, BC, Canada, ⁵Stanford University, Palo Alto, CA, ⁶Massachusetts Eye and Ear Institute, Harvard Medical School, Boston, MA, ⁷Division of Rheumatology, Allergy, and Immunology, Mass General Hospital, Harvard Medical School, Boston, MA, ⁸Massachusetts General Hospital, Lexington, MA
Background/Purpose: Hydroxychloroquine (HCQ) is a key treatment for patients with lupus and other rheumatic diseases; however, the known risk factors for HCQ retinopathy (its major…
Abstract Number: 1163 • ACR Convergence 2021
Patients’ Insights About Hydroxychloroquine, and Patient-Recommended Strategies to Target Nonadherence
Shivani Garg¹, Betty Chewning¹, Noah Kaitz¹, Shelby Gomez¹ and Christie Bartels², ¹UW Madison, Madison, WI, ²University of Wisconsin School of Medicine and Public Health, Madison, WI
Background/Purpose: Hydroxychloroquine (HCQ) is the cornerstone of SLE therapy as it improves damage-free survival in all SLE patients. Yet, in new users, as few as…
Abstract Number: 1462 • ACR Convergence 2021
Hydroxychloroquine Dose and the Risk of Systemic Lupus Erythematosus Flares
April Jorge¹, Christian Mancini¹, Xiaoqing Fu¹, Gary Ho², Yuqing Zhang³, Karen Costenbader⁴ and Hyon K. Choi⁵, ¹Massachusetts General Hospital, Boston, MA, ²New York University, New York, NY, ³Division of Rheumatology, Allergy, and Immunology, Mass General Hospital, Harvard Medical School, Boston, MA, ⁴Brigham and Women's Hospital, Belmont, MA, ⁵Massachusetts General Hospital, Lexington, MA
Background/Purpose: Hydroxychloroquine (HCQ) is an important treatment for systemic lupus erythematosus (SLE), known to reduce disease activity and flares. To minimize the risk of toxicity,…
Abstract Number: 1705 • ACR Convergence 2021
The Impact of Age and Drug-Drug Interactions on QT Interval in Chronic Hydroxychloroquine Users
Marco Gianpiero Antivalle¹, Michele Agosti¹, Giuliana La Paglia², Alberto Batticciotto³, Maria Chiara Ditto⁴, SIMONE PARISI⁵ and Piercarlo Sarzi-Puttini⁶, ¹L. Sacco University Hospital, Milano, Italy, ²L.Sacco University Hospital, Milano, Lombardia, Italy, ³Ospedale di Circolo - Fondazione Macchi, Varese, Lombardia, Italy, ⁴AOU Città della Salute e della Scienza, Torino, Italy, ⁵AOU Città della Salute e della Scienza, TURIN, Italy, ⁶L.Sacco University Hospital, Milano, Italy
Background/Purpose: Hydroxychloroquine (HCQ) has been used safely for over 60 years in rheumatic patients. However, following its recent use in covid-19 disease, its safety has…
Abstract Number: 1743 • ACR Convergence 2021
Whole Blood Hydroxychloroquine Levels Do Not Correlate with QTc Intervals in a Cohort of 84 SLE Patients: Evidence That Antimalarials Are Not Associated with Cardiac Conduction System Toxicity
Mayce Haj-Ali¹ and H. Michael Belmont², ¹NYU Grossman School of Medicine, New York, NY, ²NYU School of Medicine, New York, NY
Background/Purpose: Hydroxychloroquine (HCQ) is an antimalarial drug used in the treatment of systemic lupus erythematous (SLE). There is limited data assessing cardiac toxicity as arrhythmias…
Abstract Number: 1753 • ACR Convergence 2021
Hydroxychloroquine Blood Levels Are Associated with Reduced SLE Disease Activity and Improvements in Cardiovascular Risk Factors
Laurence Magder¹, Michelle Petri² and Daniel Goldman², ¹University of Maryland, Baltimore, Baltimore, MD, ²Johns Hopkins University School of Medicine, Baltimore, MD
Background/Purpose: In SLE, treatment with hydroxychloroquine (HCQ) has been shown to be associated with reduced SLE flares and reduced risk of damage in several different…
Abstract Number: 1764 • ACR Convergence 2021
Estimation of the Prevalence of Hydroxychloroquine-Induced Retinopathy in a Cohort of Hydroxychloroquine-Compliant Patients
Kelley Brady, Roberta Alexander, Rory Bloch, Mark Rudolph, Karina Baggiani, Deborah Stimson and Anja Kammensheidt, Exagen Inc., Vista, CA
Background/Purpose: HCQ is an antimalarial drug effective in the treatment of rheumatologic conditions. High blood levels, advanced age, and extended treatment duration are associated with…
Abstract Number: 1768 • ACR Convergence 2021
Additional Hydroxychloroquine Therapy Regulates Adipokines in Systemic Lupus Erythematosus with Stable Disease Activity
Risa Wakiya¹, Kiyo Ueeda¹, Hiromi Shimada¹, Shusaku Nakashima¹, Mikiya Kato¹, Taichi Miyagi², Mansour mai¹, Koichi Sugihara¹, Rina Semba¹, Mao Mizusaki¹, Tomohiro Kameda¹ and Hiroaki Dobashi³, ¹Kagawa University, Takamatsu, Japan, ²Kagawa University, Kidagun, Japan, ³Department of Internal Medicine, Division of Hematology, Rheumatology and Respiratory Medicine, Faculty of Medicine, Kagawa University, Kagawa, Japan
Background/Purpose: In systemic lupus erythematosus (SLE), atherosclerosis is strongly associated with vital prognosis. On the other hand, arteriosclerosis is strongly influenced by serum adipokines. The…
Abstract Number: 2560 • 2019 ACR/ARP Annual Meeting
Factors Associated with Hydroxychloroquine Use in Systemic Lupus Erythematosus Patients with End Stage Renal Disease
Maria Salgado Guerrero¹, Alejandra Londono Jimenez ², Chrisanna Dobrowolsky ², Shudan Wang ², Wenzhu B. Mowrey ³ and Anna Broder ², ¹Internal Medicine, Jacobi Medical Center/Albert Einstein College of Medicine, Bronx, NY, ²Rheumatology, Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, NY, ³Albert Einstein College of Medicine, Bronx, NY
Background/Purpose: Hydroxychloroquine (HCQ) use in SLE has been associated with a lower risk of end-organ damage, SLE flares, and thrombosis1,2. However the benefits of HCQ…
Abstract Number: 2567 • 2019 ACR/ARP Annual Meeting
Prospective Evaluation of American Academy of Ophthalmology Low Dose Hydroxychloroquine Recommendation in Stable Lupus Nephritis with High-Risk Retinopathy: Lipid Profile and Flare Rates
Tatiana Pedrosa ¹, Sandra G. Pasoto ¹, Emily Yuki², Nadia Aikawa ¹, Eduardo Borba ¹, Julio Ferreira Filho ¹, Pedro Carricondo ³, Caio Zanetti ¹, Paola Conde ¹, Nicole Fontoura ¹, Paschoalina Romano ⁴, Valdemir Carvalho ⁵, Clovis Silva ⁶ and Eloisa Bonfa ⁷, ¹Rheumatology Division, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., Sao Paulo, Brazil, ²Rheumatology Division, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., São Paulo, Brazil, ³Ophtalmology Division, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., Sao Paulo, Brazil, ⁴Division of Central Laboratory, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., Sao Paulo, Brazil, ⁵Fleury Group, Sao Paulo, Brazil, Sao Paulo, Brazil, ⁶Pediatric Rheumatology Unit, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., Sao Paulo, Brazil, ⁷Rheumatology Division, Hospital das Clinicas, Faculdade de Medicina da Universidade de Sao Paulo (HCFMUSP), Sao Paulo, Brazil., Sao Paulo, Sao Paulo, Brazil
Background/Purpose: Hydroxychloroquine (HCQ) is the most well established therapy for SLE, as it provides several beneficial properties, such as favorable effects on lipid profile, reduced…
Abstract Number: 320 • 2019 ACR/ARP Annual Meeting
Hydroxychloroquine (HCQ) Prescribing Habits and Provider Opinion on Dosing Guidelines in the Rheumatology and Dermatology Practices of an Academic Institution
Rebecca Overbury¹, Jakrapun Pupaibool ², Christopher Hansen ³, Daniel Clegg ⁴ and Dorota Lebiedz-Odrobina ⁵, ¹Assisstant Professor, University of Utah, Salt Lake City, UT, ²University of Utah, Division of Infectious Diseases, Salt Lake City, UT, ³University of Utah, Department of Dermatology, Salt Lake City, UT, ⁴University of Utah, Salt Lake City, UT, ⁵University of Utah, Division of Rheumatology, Salt Lake City, UT
Background/Purpose: Research has shown potential retinal toxicity rates from HCQ as high as 7.5%. Research suggests toxicity is dose-related. In 2016, the American Academy of…
Abstract Number: 2569 • 2019 ACR/ARP Annual Meeting
Guidelines on Prescribing and Monitoring Antimalarials in Rheumatic Diseases: A Systematic Review
Gemma Cramarossa¹, Janet Pope ² and Matthew Turk ³, ¹Schulich School of Medicine & Dentistry, University of Western Ontario, London, ON, Canada, ²Western University, London, ON, Canada, ³University of Western Ontario, London, ON, Canada
Background/Purpose: The purpose of this systematic review was to identify existing guidelines for antimalarial prescribing and monitoring in rheumatic diseases, specifically for hydroxychloroquine, and how…
Abstract Number: 321 • 2019 ACR/ARP Annual Meeting
Adherence to Weight-Based Dosing Guidelines in Patients Receiving Hydroxychloroquine for Rheumatoid Arthritis and Systemic Lupus Erythematosus
Tara Skorupa¹ and Robert Shmerling ¹, ¹Beth Israel Deaconess Medical Center / Harvard Medical School, Boston, MA
Background/Purpose: Hydroxychloroquine (HCQ) is a commonly prescribed medication for systemic lupus erythematosus (SLE), rheumatoid arthritis (RA) and other rheumatic diseases. However, HCQ may cause retinal…
Abstract Number: 2573 • 2019 ACR/ARP Annual Meeting
Hydroxychloroquine Levels in Patients with Systemic Lupus Erythematosus: Comparison of Whole Blood and Serum Levels
Benoit Blanchet ¹, Jallouli Moez ², Marie Allard ³, veronique le guern ⁴, Jean-Charles Piette ⁵, Noémie Jourde-Chiche ⁶ and Nathalie Costedoat-Chalumeau⁷, ¹Cochin, Paris, France, ²sfax, SFAX, Tunisia, ³Hôpital Bichat Claude-Bernard, Paris, France, ⁴APHP, paris, France, ⁵Hôpital Pitié-Salpêtrière, Paris, France, ⁶APHM, Marseille, Marseille, France, ⁷Cochin University Hospital, Paris, France
Background/Purpose: Hydroxychloroquine (HCQ) levels can be measured in whole blood as well as in serum but both methods have never been compared. Cut offs for…

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