Antemortem VS Postmortem Wound
Differences between Antemortem and postmortem wounds
| FEATURES | ANTEMORTEM WOUND | POST MORTEM WOUND |
| Haemorrhage | -Arterial -Blood clotted and the clot is ~laminated ~firmly adherent to the lining of endothelium ~firm, rubbery and variegated -Copious amount -Deep staining of edges which can’t be washed away |
-Venous -Blood usually not clotted and if clots it is ~Non laminated ~Weakly adherent to the lining of endothelium ~Soft,friable chicken fat(yellow) or current jelly(red) appearance ~Homogenous -Slight amount -Staining is superficial and can be washed away |
| Wound edges |
Gaping,everted,swollen | Apposed,not swollen |
| Vital reaction | Signs of inflammation, infection(pus,slough) and healing (granulation tissue) present |
Not present |
| Enzyme histo chemistry |
Negative and positive vital reactions |
Vital reaction absent |
| Wound serotonin and histamine content |
Increased | No increase |
| Microscopy | -Clot has platelets -Leucocyte and RBC infiltration in between muscle fibers |
-Clot lacks platelets -No infiltration |
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