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B9902002 王立中B9902040 張力常
Thrombus &Myocardial Infarction
Thrombus (harmful blood clotting)
• Hemostasis: helpful blood clotting (wound healing)
Thrombosis: harmful blood clotting (circumstances of clot formation)
Arteries Stroke Heart attack
Veins Deep vein thrombosis (DVT) Pulmonary embolism Retinal vein occlusions
Deep vein thrombosis (DVT) Pulmonary embolism
Retinal vein occlusions
What happen to the clot?
DissolutionPropagation → Occlusive thrombusEmbolization → ThromboembolusOrganization1)Incorporation2)Recanalization
Myocardial Infarction
Caused by thrombus
Blockage of coronary arteries
Damage or death of cardiac muscle tissue
Ventricular fibrillation (VF)Ventricular tachycardia (VT)
Diagnosis
Cardiac Muscle
Heart Attack
Immediate Treatment
Time Is MuscleNitroglycerin
→ metabolite: NO as EDRF (Endothelium-derived relaxing factor)
Aspirin→ antiplatelet effect→ inhibiting Cyclooxygenase (COX) then the production of thromboxane
CPR / AEDOxygen
Thank you for your attention= )