Cell Injury

1
Cell Injury
2
Cell Injury 1

• Liquefactive necrosis, low power
• pancreatic parenchyma
• liquefactive necrosis
• islets of Langerhans

3
Cell Injury 2

• Inflammation and Necrosis, high power
• necrotic zone
• necrosing acini
• inflammatory zone
• adipose tissue
• extravasated RBC

4
Cell Injury 3

• Acute inflammation, high power
• neutrophils
• macrophages
• lymphocytes

5
Cell Injury 4

• Acute infarct, gross appearance
• infarcted tissue
• recent infarction
• old infarction scar
• hyperemic area

6
Cell Injury 5

• Acute inflammation, low power
• Acute infarction
• Acute inflammation
• Old infarction
• Chordae tendineae
• Endocardium
• Epicardium

7
Cell Injury 6

• Coagulative necrosis, high power
• Coagulative necrosis
• Inflammatory zone
• Normal myocardium
• Blood vessels

8
Cell Injury 7

• Coagulative necrosis, high power
• Neutrophils
• Necrotic cells
• Inflammatory zone

9
Cell Injury 8

• Healed infarct, gross appearance
• Fibrous scars
• Aorta and blood vessels
• Edges of splayed heart

10
Cell Injury 9

• Old infarct scar, low power
• Fibrous scar
• Normal myocardium
• Blood vessels

11
Cell Injury 10

• Old infarct scar, high power
• Fibrous scar
• Collagen fibers
• Myocardial fibers in scar
• Normal myocardium
• Blood vessels