system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All the following is true about Kevorkian sign except.
assistant
The correct answer is  Kevorkian sign / cattle tracking sign

It is the earliest change in eye after death.
Blood in the retinal vessels appear fragmented, visualized in opthalmoscope.
It apppears with in few seconds to minutes after death and persists for an hour.