<prompt> The earliest sign of papilledema isLess pulsationsBlurring of disc marginObliteration of cupCotton wool spots  <response>: Early incipient papilloedema:_ Symptoms are usually absent and visual acuity is normal._ Pupillary reactions are normal.Ophthalmoscopic features of early papilloedema are: i Obscuration of the disc margins nasal margins are involved first followed by the superior, inferior and temporal ii Blurring of peripapillary nerve fiber layer. iii The absence of spontaneous venous pulsation at the discappreciated in 80 of the normal individuals.iv Mild hyperemia of the disc. v Splinter hemorrhages in the peripapillary region may be present._ Visual fields are fairly normal.Ref: Khurana; 4th edition; Pg.No. 299 