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Cardiac 1 > Subcostal Imaging > Flashcards

Subcostal Imaging Flashcards

1
Q

At what point on the ECG is the RV free wall measured?

A

R wave and in line with the tip anterior TV leaflet

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2
Q

What are assessing for in the IAS in subcostal view?

A

ASD
PFO

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3
Q

Seeing IVC collapse less than 50% indicates what?

A

Increased RA pressure

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4
Q

What is the RAP if the IVC measures greater than 2.1 and collapses more than 50%?

A

8mmHg

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5
Q

What is the RAP when the IVC measures greater than 2.1 and IV collapses less than 50%

A

15mmHg

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6
Q

What is the RAP when the IVC is less than 2.1cm and collapses more than 50%?

A

3mmg

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7
Q

What is a normal IVC measurement?

A

< or equal to 2.1cm

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8
Q

What direction would you angle the probe from the IVC to visualize the HV?

A

Lateral

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9
Q

How do you obtain SSAX from IVC/Hepatic view

A

Angle probe laterally

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10
Q

What color will flow be going from the IVC to RA in bicaval view?

A

Blue

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11
Q

What color will flow be going from SVC to RA in bicaval view?

A

Red

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12
Q

How to obtain situs image from subcostal 4 chamber?

A

Angle very inferior

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13
Q

What is situs solitus?

A

Normal orientation where the liver is most on the R and the AO is to the left of the spine

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14
Q

What is situs inversus?

A

Inversed where liver is mostly on the left and the AO is to the R of the spine

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15
Q

What is situs ambiguous?

A

Positioning of vessels and liver can’t be reliably determined

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16
Q

What is the normal measurement of the free wall of the RV that is measured at the peak of the “R” wave with an open TV leaflet? (see slide 6)

A

<5mm

17
Q

Taking a breath in while visualizing the IVC will do what?

A

Collapse due to a decrease in intra-thoracic pressure in the chest

18
Q

What colour should flow be going from IVC/HV to RA in subcostal view?

A

Blue - away from probe into the RA

19
Q

What view in subcostal short axis is not always possible to achieve?

A

Apex

20
Q

How to obtain bicaval view from IVC/HV?

A

Move to the patients R and cephalad

Cardiac 1 (9 decks)

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