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_____ and _____ has ability to evaluate the entire extent of the aorta
CT and MRI
Normal Aorta consists of how many segments.
6
Name the segments of Ao.
Annulus, Sinuses of Valsalva, Sinotubular junction, Ascending tubular aorta,
The arch, Descending thoracic aorta
Write down the measurements A-F.
A) 20-31mm B) 29-45mm C) 22-36 D) 22-36mm E) 22-36mm F) 20-30mm*
The ascending aorta terminates at the ?
right innominate artery (brachiocephalic artery),
what are the 3 major vessels off the arch. in order rt - lt
rt Brachiocephalic, left CA, left Subclavian
true/ false: American Society of Echocardiography recommends measuring leading edge to leading edge at end diastole.
true
True/ False: As the pathologic process is diffuse and can involve any area of the aorta
true. it can be in multiple areas
An aneurysm is defined as enlargement to more than ____ times the normal dimension for that aspect of the aorta.
1.5 times
Idiopathic dilation (below the threshold for definition of an aneurysm) have often been referred to as ???
aortic ectasia.
Aortic aneurysms are typically characterized by their ________.
location
Aortic insufficiency commonly occurs in ______ ______ ______.
ascending aortic aneurysms
threshold of _____mm is considered an indication for prophylactic aortic surgery in an effort to reduce the likelihood of a catastrophic event such as rupture or dissection.
55mm
a rapid change in the degree of dilation, usually defined as more than ___mm/yr is often used as an indication for surgery.
5mm/yr
patients with a _________syndrome are intervened at a substantially lower threshold of ___-___mm because of the high prevalence of spontaneous aortic dissection and rupture in this population.
Loeys–Dietz , 40 to 45
Marfan syndrome is a heritable disorder of connective tissue associated with a mutation of the _____ gene.
FBN1 gene.
