Livor mortis refers to the bluish purple discoloration under the skin of the lower body parts due to gravitation of blood after death.
Marbling of skin after death time.
Mottling is blotchy red purplish marbling of the skin.
The skin may have red and purple marks streaks or spots.
Mottling of skin before death is common and usually occurs during the final week of life although in some cases it can occur earlier.
Vibices are pale marks on a dead person s skin that are caused by dermal pressure.
What are the normal changes to skin after death.
Postmortem skin changes include livor mortis vibices tardieu spots and marbling.
A study of the skin is particularly important to determine the time of death which can be estimated within the first 48 hours of death.
Algor mortis which refers to cooling of the body is one of the earliest changes observed and is confirmed by checking the skin temperature of the body.
It may also have a marbled appearance with different colors.
Shock mottled skin may be a sign that a person s body is in shock.
Mottling most frequently occurs first on the feet then travels up the legs.