Irreversible Cell Injury

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Teaching Program on Principles of Pathology. Chapter 2

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Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   1  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   2  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   3  

• Cell  membranes  • ATP  prod    

Autophagosome   DNA   • Plasma  membrane  • Lysosome  

No   Yes   Yes   Yes  

No   Yes   Yes   Yes  

• Yes  • Neutrophils  

Minimal   No   No  

• Cell  groups  • Cell  swelling  • Picnosis  

• Single  cells  • Lysis  

• Single  cells  • Cell  shrinkage  • Picnosis  

• Single  cells  • Cell-­‐in-­‐cell  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   4  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   5  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   6  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   7  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   8  

O  

R-­‐C-­‐O-­‐CH  +  lipase  +  Ca++  =  (3)  RCOO-­‐Ca++  (soap)  

O

Triglyceride  –  (fat)  

R-­‐C-­‐O-­‐CH2  

O  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   9  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   10  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   11  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   12  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   13  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   14  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   15  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   16  

Principles  of  Pathology   h2p://www.interpathology.org    

Irreversible  Cell  Injury   17  

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