The treatment for GCA should begin as soon as possible because of the risk of loss of vision. If your doctor strongly suspects GCA, treatment can start before you get the results of a temporal artery biopsy. Unlike the treatment for PMR, which requires only low-dose corticosteroids (also called glucocorticoids), GCA treatment usually involves high doses of Headaches and other symptoms quickly decrease with treatment and the sedimentation rate declines to a normal range.
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