<prompt> All of the following is true about Kevorkian sign except:Persist even after 1 day of deathAppear within minutes of deathVisualized using ophthalmoscopeCattle tracking sign  <response>: Kevorkian sign Cattle trucking sign: It is the earliest change in eye after death. Blood in the retinal vessels appear fragmented, visualized in opthalmoscope. It appears with in few seconds to minutes after death and persists for an hour. 