HEMORRHAGE
•Haematemesis
•Melena •Apoplexy
•Haematuria •Enterorrhagia
•Hematochezia •Linear haemorrhages
Hemostasis
Thrombosis:
Causes of Thrombosis : Virchow’s Triad
1. ENDOTHELIAL INJURY
2. ALTERATIONS IN BLOOD FLOW
3. HYPERCOAGULABILITY
Pathogenesis of Thrombosis