Chloroquine is now uncommonly used in favor of its derivative hydroxychloroquine. In the United States, hydroxychloroquine is most often used for its anti-inflammatory effects in rheumatology and dermatology. How does plaquenil treat arthritis Oct hydroxychloroquine retinopathy How do you pronounce hydroxychloroquine Nov 01, 2015 Hydroxychloroquine Maculopathy An Update on Screening and Diagnosis A brief guide for imaging SHIRI SHULMAN, MD. H ydroxychloroquine HCQ; Plaquenil, Sanofi, Bridgewater, NJ is an antimalarial agent that is also commonly used as a treatment for a variety of rheumatologic and dermatologic conditions, such as rheumatoid arthritis and systemic lupus erythematosus. Marmor MF, Carr RE, Easterbrook M, et al. Recommendations on screening for chloroquine and hydroxychloroquine retinopathy a report by the American Academy of Ophthalmology. Ophthalmology. 2002 Jul;10971377-82. 5. Payne JF, Hubbard GB 3rd, Aaberg TM Sr, Yan J. Clinical characteristics of hydroxychloroquinine retinopathy. The 4-aminoquinolines chloroquine and hydroxychloroquine are used as second line agents for their disease modifying effect in rheumatoid arthritis and systemic lupus erythematosus. The association between chloroquine therapy and pigmentary maculopathy has been known since 1959.1 The manufacturer's datasheet suggests that all patients receiving hydroxychloroquine should undergo an ophthalmic. While early toxicity may be asymtomatic, patients with more advanced stage of toxicity may complain of color vision changes or paracentral scotomas. Its toxic effects on the retina are seen in the macula. Chloroquine retinopathy screening Chloroquine retinopathy - Wikipedia, New Plaquenil Guidelines - How does plaquenil work for rheumatoid arthritis Screening Guidelines In 2002, the AAO published its initial Preferred Practice Patterns for HCQ retinopathy screening in response to the diverse regimens being advocated at the time. 9 These recommendations were revised in 2011 to reflect the increased sensitivity of newer diagnostic imaging techniques. 4 Multimodal Imaging in Plaquenil Toxicity. Hydroxychloroquine retinopathy is screening necessary.. How to Succeed in Plaquenil Screenings. May 16, 2011 Nevertheless, retinopathy begins to appear with long-term use, and retinopathy is serious insofar as there is no known treatment. It can progress for a year or more after stopping the drug and, if not recognized early at the point of screening, it can lead to functional blindness. Some patients, toxicity may first present as pericentral retinopathy and thus requires screening outside the macula. We assume chloroquine retinopathy follows a similar course as hydroxychloroquine retinopathy and so these guidelines also apply to patients taking chloroquine therapy. She suffered from Sjogren syndrome and inflammatory arthritis and was currently treated with prednisone and methotrexate. She was previously treated with hydroxychloroquine Plaquenil 200mg bid 6.5mg/kg for 10 years, which was stopped one year prior to presentation.