Document Assessment
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Figure 13. Reporting Standards for Type B Aortic Dissections
Definitions
Aortic
Dissection
Tear in the intima that results in
separation of layers of the media and
allows blood to flow throught the false
lumen
Intramural
Hematoma
ere is no identifiable direct
communication between true and false
lumen. Characterized by hyper-dense,
crescent-shaped hemorrhage within
aortic wall.
Penetrating
Aortic Ulcer
Atherosclerotic lesion that penetrates
the internal elastic lamina of the aortic
wall. Oen diagnosed in presence of
intramural hematoma.
Aortic Dissection Acuity
High Risk Refractory pain or HTN
Bloody pleural effusion
Aortic diameter >40 mm
Radiographic only malperfusion
Readmission
Entry tear: lesser curve location
False lumen diameter >22 mm
Complicated Rupture
Malperfusion
Chronicity Time from Onset of Symptoms
Hyperacute <24 hrs
Acute 1–14 days
Subacute 15–90 days
Chronic >90 days
