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—The comments of Dr Rush are well taken. However, I did point out that the cases reported in our article could not be differentiated from mild cases of so-called papillophlebitis, and I referred to the excellent article by Hayreh on optic disc vasculitis published in 1972.
Pavan PR. Disc Edema and Normal Visual Acuity-Reply. Arch Ophthalmol. 1981;99(5):908. doi:10.1001/archopht.1981.03930010908028