Its a necrosis with putrefaction massive necrosis large tissue or whole organ It has 3 types 1 Dry or senile 2 Moist 3 Infective or Gas gangrene 1 Dry gangrene Gross ID: 926564
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Slide1
Healing and Gangrene
Slide2Gangrene:
It’s a necrosis
with
putrefaction,
massive necrosis “ large tissue or whole organ.
It has 3 types:
1- Dry or senile.
2- Moist.
3- Infective or Gas gangrene.
Slide31- Dry gangrene “Gross”:
Slide4Healing:
Replacement of damaged tissue by new, healthy, living tissue.
Either by:
1- Regeneration mechanism or
2- Scaring “fibrosis”, Organization.
Regeneration is the replacement of tissue by same type of cells.
Organization is the replacement of tissue by Granulation tissue.
Slide52- Granulation tissue:
Slide63- Granulation tissue:
Slide74- Primary union:
Slide85- Secondary union:
Slide96- Myocardial scaring:
Slide107- Repair after myocardial infarction: