Aneurysm Flashcards

1
Q

What is an Aneurysm?

A

Dilation of blood vessel

abnormal and focal

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2
Q

What is an Aneurysm?

A

Dilation of blood vessel

abnormal and focal

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3
Q

What are the 2 types of True Aneurysms?

A

Saccular

Fusiform

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4
Q

Saccular true aneurysms

A

Dilation of one side of the vessel

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5
Q

Fusiform true aneurysms

A

Bilateral and symmetric dilation of the vessel

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6
Q

True aneurysms have an ____ wall at site of dilation

A

INTACT

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7
Q

False aneurysm

A

Wall defect that allows blood communication into a space covered with connective tissue
= Extravascular hematoma

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8
Q

Wall defect that allows blood communication into a space covered with connective tissue

A

Extravascular Hematoma

= False aneurysm

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9
Q

Aneurysms/dissections are common in what 2 connective tissue disorders?

A

Marfan Syndrome

Ehlers-Danlos Syndrome

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10
Q

Ehlers Danlos Syndrome has a mutation in?

A

COL3A1 (collagen) mutation

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11
Q

What are the findings with Ehlers Danlos Syndrome?

A
  • Joint hyperextensibility
  • Fragile and elastic skin
  • Bruising and abnormal healing
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12
Q

Joint hyper-extensibility, fragile/elastic skin and bruising with abnormal healing

A

Ehlers Danlos Syndrome

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13
Q

What is the most important risk factor for developing an Abdominal Aortic Aneurysm?

A

Atherosclerosis

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14
Q

What is the most important risk factor for developing an Abdominal Aortic Aneurysm?

A

Atherosclerosis

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15
Q

In who and where are Abdominal Aortic Aneurysms common?

A

Older males who smoke

= Below Renal arteries and Above the bifurcation

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16
Q

Asymptomatic AAA

A

Pulsatile abdominal mass or incidental finding

17
Q

Symptomatic but not ruptured AAA

A

Abdomen/back pain with pulsatile abdominal mass

18
Q

Symptomatic and ruptured AAA

A

Abdomen/back pain
Pulsatile abdominal mass
HYPOtension

19
Q

The risk of a AAA rupturing increases when its diameter is greater than?

20
Q

What is the most important risk factor for developing a Thoracic Aortic Aneurysm?

A

Hypertension

21
Q

What is the most important risk factor for developing a Thoracic Aortic Aneurysm?

A

Hypertension

22
Q

The symptoms of a Thoracic Aortic Aneurysm are due to?

A

Compression of adjacent structures

23
Q

What are possible compressions/symptoms associated with a Thoracic Aortic Aneurysm?

A
  • Respiratory tree = trouble breathing
  • Esophagus = dysphagia
  • Recurrent Laryngeal N. = coughing
24
Q

What is another condition in which a Thoracic Aortic Aneurysm can occur?

A

Tertiary Syphilis (treponema pallidum)

25
How does a Thoracic Aortic Aneurysm develop with Tertiary Syphilis?
Obliterative endarteritis of vasa vasorum | = Thoracic Aortic Aneurysm
26
Besides a Thoracic Aortic Aneurysm, what other aortic manifestation can be seen with Treponema pallidum?
Aortic valve regurgitation
27
What is an Aortic Dissection?
Intimal layer tear allows blood to fill a channel between the intima and media layers
28
What is an Aortic Dissection?
Intimal layer tear allows blood to fill a channel between the intima and media layers of the vessel
29
What are some causes of Aortic Dissections?
Hypertension | Marfan syndrome/Ehlers Danlos Syndrome
30
What is the triad seen with Aortic Dissections?
Thoracic pain Pulse abnormalities Widened mediastinum
31
What is the triad seen with an Aortic Dissection?
Thoracic pain Pulse abnormalities Widened mediastinum
32
What is the most common location for an Aortic Dissection?
Proximal to the Left common carotid artery
33
What is the most common location for an Aortic Dissection?
Proximal to the Left common carotid artery
34
What is the most common type of Aortic Dissection and describe it
DeBakey 1 | - Proximal tear and blood fills channel that extends down the aorta on both sides
35
What is the most common type of Aortic Dissection and describe it
DeBakey 1 | - Proximal tear and blood fills channel that extends down aorta on both sides
36
Granulomatosis with Polyangiitis has what (+) marker?
PR-3 ANCA
37
Eosinophilic Granulomatosis with Polyangiitis has what (+) marker?
MPO-ANCA