Radiology of Heart and Lungs Flashcards

1
Q

Standard projections are named according to […]

A

The direction of the x-ray beam

I.e. Posterior-Anterior View (PA) the beam first hits the posterior surface of the patient then the anterior surface

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2
Q

A standard PA view xray shows what anatomy?

A

Lungs

Bony thoracic cavity

Mediastinum

Great vessels

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3
Q

How/why would you perform a lateral chest x-ray?

A

How: see image, left side against detector to minimize visualization of heart and maximize that of lungs

Why: do it this way to look more at lungs than heart

Do this in conjunction with PA views

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4
Q

What type of xray view is this?

A

PA view

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5
Q
A
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6
Q

When would you do an AP erect view?

A
  • Magnifies the visualization of the heart more than the lungs compared to PA view
  • Can be done with mobile x-ray unit if needs to be done outside radiology dept.
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7
Q

When would you do an AP supine view?

A

When the person has experienced trauma or is critically ill, they need to be laying in bed and this view can be done then

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8
Q

When/why would you do a lateral decubitus view?

A

If you are trying to visualize a:

  • Pneumothorax
  • Trapped air due to inhaled foreign body
  • Pleural effusion
  • Intra abdominal free air
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9
Q

When/why would you do an expiratory view?

A

To evaluate for pneumothorax or trapped air

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10
Q

How will the heart appear on an AP view compared to a PA view?

A

Magnified in size

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11
Q

CT scans are [more or less] radiation than xrays.

A

More

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12
Q

Ultrasound is particularly good for visualizing what?

A

Things that involve fluid.

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13
Q

Ultrasound and MRI [do / do not] expose a patient to radiation.

A

Do not

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14
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