Please review the following URL and make sure that it is spelled correctly. This article focuses upon hydroxychloroquine retinopathy. Chloroquine was originally used as an anti-malarial therapeutic. Plaquenil hair loss folic acid Hydroxychloroquine arthritis forum Importance Hydroxychloroquine sulfate is widely used for the long-term treatment of autoimmune conditions but can cause irreversible toxic retinopathy. Prior estimations of risk were low but were based largely on short-term users or severe retinal toxicity bull’s eye maculopathy. Apr 20, 2011 Although the incidence of macular toxicity is infrequent with Plaquenil use at a dosage of 200mg or 400mg q.d. its visual impact can be devastating. 2,3. The associated classic retinal toxicity is described as a bull’s eye maculopathy ring of depigmented retinal pigment epithelium that spares the foveal area. ColorDx by Konan is another option for testing color vision. for example, due to Plaquenil toxicity or degenerative pathology, the patient may experience a tritan deficiency. The test has. In the United States, hydroxychloroquine is most often used for its anti-inflammatory effects in rheumatology and dermatology. Chloroquine is now uncommonly used in favor of its derivative hydroxychloroquine. Color dx konan in plaquenil toxicity H35.381-383 Toxic Maculopathy Of Retina - Decision-Maker PLUS, New Plaquenil Guidelines Hydroxychloroquine 200 mg tablet inflammationDoes plaquenil lower sed rateRituxan interac with plaquenil Of course the aim is avoid drug related retinal toxicity, which on ophthalmic examination, appears as the classic Bull’s eye change affecting the macula. Once retinal toxicity from hydroxychloroquine occurs, it is thought that the retinal changes are permanent and the disease can progress even if hydroxychloroquine is stopped for 1 to 3 years. My Take on New Ocular Screening Guidelines for Plaquenil.. ODs recognize clinical value of color vision testing. Protecting your eyesight when taking Plaquenil Lupus.. Aug 01, 2009 I started taking Plaquenil 2/2009 by 8/2009 I was noticing changes in my vision. Thing were going dim but the eye doctor kept telling me there was no toxicity. By 2/2010 things were so dim I could not see to shop in stores. I quit taking Plaquenil but the DR still said no toxicity. My eyes continued to get worst. Researchers suggest that one central point in both eyes indicates toxicity and one should have a low threshold with regards to any defects. 19 The misinterpreted visual field defect using the larger testing strategies could potentially delay the diagnosis of Plaquenil toxicity resulting in irreversible vision loss. Due to the possibility of. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.