Liveraast

Question 1

I

Answer 1

Subcapsular hematoma < 10% surface area; Parenchymal laceration < 1 cm deep

Question 2

II

Answer 2

• Subcapsular hematoma 10-50% surface area
• Intraparenchymal hematoma < 10 cm diameter
• Laceration 1-3 cm deep and ≤ 10 cm length

Question 3

III

Answer 3

• Subcapsular hematoma > 50% surface area
• Ruptured subcapsular or intraparenchymal hematoma
• Intraparenchymal hematoma > 10 cm
• Laceration > 3 cm deep
• Any injury with active bleeding contained within the liver parenchyma

Question 4

IV

Answer 4

• Parenchymal disruption involving 25-75% of a hepatic lobe
• Active bleeding extending beyond the liver parenchyma into the peritoneum

Question 5

V

Answer 5

• Parenchymal disruption involving > 75% of a hepatic lobe
• Juxtahepatic venous injuries (retrohepatic vena cava/major hepatic veins)