IRREVERSIBLE CELL INJURY AND CELL DEATH

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Description

Types of Cell Death
❶Necrosis
❷Apoptosis:

Necrosis
Types of Necrosis
❶Coagulative necrosis
❷Liquefactive necrosis
❸Caseous necrosis
❹Fat necrosis
❺Fibrinoid necrosis
❻Gangrenous necrosis

Postmortem Changes
Rigor mortis
• Algor mortis
• Postmortem clotting of
blood
• Imbibition with
haemoglobin
• Livor mortis (Hypostatic
congestion)
• Pseudomelanosis
• Imbibition with bile
• Autolysis
• Putrefaction
• Postmortem emphysema
• Rupture of organs and
tissues
• Displacement of organs
APOPTOSIS
Mechanisms of Apoptosis