KENTUCKY INSTRUCTIONS TO JURIES—CRIMINAL (KIJ-Cr 2013)
CHAPTER 3.
KIJ-Cr §3.09 Serious Physical Injury

Serious Physical Injury: Means physical injury which creates a substantial risk of death, or which causes serious and prolonged disfigurement, prolonged impairment of health, or prolonged loss or impairment of the function of any bodily organ.

[KRS 500.080(15)]