Unreperfused MI...Characteristic Gross Pathology Findings

Question 1

During acute phase (0-12 hours)

Answer 1

None

Question 2

Acute phase (12-24 hours)

Answer 2

Progressive pallor

Question 3

Acute phase (2-3 days)

Answer 3

Yellow and softened (not the 5-7 days in Lilly)

Question 4

Subacute phase (4-7 days)

Answer 4

Red (granulation tissue) border (not 2-4 days)

Question 5

Subacute phase (1-6 wks)

Answer 5

Gradual replacement of yellow infarct by red granulation tissue

Question 6

Subacute phase (6-12 wks)

Answer 6

gradual white scarring