Shared Flashcard Set

Details

Aortic Valve
Lecture # 7 (1st semester)
37
Other
Not Applicable
05/11/2008

Additional Other Flashcards

 


 

Cards

Term
What is the most common cause of aortic stenosis?
Definition
degenerative
Term
What is the most common type of congenital cause for AS?
Definition
bicuspid aortic valve
Term
When a bicuspid aortic valve is seen, what is commonly associated with this besides stenosis?
Definition
coarction 75 % of the time
Term
What type of murmur is heard with AS?
Definition
crescendo/decrescendo systolic murmur
Term
What finding can be seen on M-Mode when severe AS is present?
Definition
B-Bump due to increased LVEDP
Term
How will a bicuspid aortic valve appear on PSAX view?
Definition
when open will have a football appearance
Term
Where does a coarction occur in the descending aorta?
Definition
around the isthmus
Term
What type of mumur is heard with severe AI that is directed towards the mitral valve?
Definition
Austin Flint murmur
Term
Is aortic prolapse a chronic or acute cause of AI?
Definition
Chronic- normally congenital
Term

What type of murmur is heard with AI?

Definition
decrescendo diastolic blowing murmur
Term
When a patient has an aortic aneurysm measuring 5.2 cm, what would be suggested?
Definition
doing echos more frequently
Term
When a patient has an aortic aneurysm measuring 6.3 cm, what is suggested?
Definition
aortic valve and root replacement
Term

What is the patient's chances of an aortic aneurysm rupturing and what are their odds of survival?

Definition
50% chance of rupture and 50% chance of survival
Term
When an aortic aneursym only affects one side of the aortic wall, what is this called?
Definition
saccular aneurysm
Term
What are the 3 layers of the aortic vessel?
Definition
intimal, medial, adventitia
Term
When a dissection occurs, what 2 layers separate?
Definition
intimal and medial layers
Term
Why must a dissection be ruled out before medication is given?
Definition
r-TPA could be given if not ruled out and would cause bleeding
Term
What does a debakey classification # 2 include?
Definition
tear beginning in the ascending and involves the arch
Term
Which coronary sinus is usually involved when a sinus of valsalva aneurysm is present?
Definition
the right coronary sinus
Term
What is also present with a sinus of valsalva aneurysm that can be seen in the LVOT?
Definition
windsock
Term
What 2 cardiac abnormalities are seen with Marfan's syndrome?
Definition
MVP and aortic aneurysm
Term

What is endocarditis caused by?

Definition
staphlococcal bacteria
Term
How is endocarditis most commonly treated?
Definition
with medication
Term
Before a dental exam, what must a patient with a bicuspid valve take?
Definition
prophylactic antibiotics
Term

If the TV and PV were affected with endocarditis, what could be assumed?

Definition
IV drug abuse
Term
What type of endocarditis has a gradual onset that could take up to a year before symptoms develop?
Definition
subacute endocarditis
Term

Who is commonly affected by endocarditis?

Definition
elderly or or patients with preexisting heart conditions
Term
What are splinter hemorrhages?
Definition
dark red lines of bleeding found under the nail
Term
What is a cause of petechiae and bleeding under the nail?
Definition
endocarditis
Term
What percent of patients are properly diagnosed and treated with regards to endocarditis?
Definition
75-90% are treated and diagnosed
Term
What is the main risk factor of endocarditis?
Definition
embolism
Term

Where would an Aortic mumur be heard?

 

Definition
at the 2nd intercostal space RSB
Term
What is the best 2D indicator of AS?
Definition
doming of the cusps
Term

How soon will rheumatic heart disease show signs and symptoms?

Definition
takes 20 years or more for symptomes to occurs
Supporting users have an ad free experience!