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Radiology II > Endoscopy and Fluoroscopy > Flashcards

Endoscopy and Fluoroscopy Flashcards

1
Q

Technique of examining internal body structures using specialized optical instruments
Noninvasive/minimally invasive

A

Endoscopy

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2
Q

2 minimally invasive endoscopic procedures

A

Arthroscopy and Laparoscopy

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3
Q

3 main parts of an endoscope

A
  1. Control handpiece
  2. Insertion tubing
  3. Light-guide cable
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4
Q

Part of the endoscope that carries light by fiberoptic bundles from and external light source

A

Light-guide cable

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5
Q

Part of the endoscope that includes the viewing lens, angulation controls, biopsy ports, water/suction controls, camera and eye piece

A

Control handpiece

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6
Q

Part of the endoscope that has fiberoptic bundles, light, and channels for air insufflation and water flushing

A

Insertion tube

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7
Q

The distal end of the should never be

A

moved manually

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8
Q

Endoscope that is similar to fiberoptic in construction except they do not have an eye piece and displays images on a screen

A

Video endoscope

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9
Q

What type of endoscope is used in tissues close to the body surface and can be viewed with a straight line of sight?
Used on ears, nose, urinary bladder, joints, and thoracic viscera

A

Rigid endoscope

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10
Q

When handling an endoscope what hand holds the controls?

A

Left

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11
Q

When handling an endoscope what hand advances the tube?

A

Right

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12
Q

You should never bend the tubing at an __________ angle

A

acute

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13
Q

How many times should you flush the internal channels of an endoscope?

A

8-10x

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14
Q

What can be used as a final rinse for endoscopes?

A

Distilled water

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15
Q

To dry an endoscope tubing, you should

A

hang it

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16
Q

Most common way to sterilize an endoscope

A

Cold sterilization

17
Q

When using cold sterilization to sterilize an endoscope, what liquid is used?

A

2% gluteraldehyde solution

18
Q

What gas can be used to sterilize an endoscope?

A

Ethylene oxide

19
Q

What is NEVER an option for sterilizing an endoscope?

A

Steam autoclaving

20
Q

What is the most common reason for endoscopy in small animals?

A

Removing an FBO

21
Q

Main reason for equine endoscopy

A

Respiratory disease

22
Q

Bone appears ________ on a fluoroscopy

A

black

23
Q

A traditional x-ray image is considered a ___________ image

A

negative

24
Q

A fluoroscopy image is considered a ____________ image

A

positive

25
Q

Who discovered the endoscope? What year?

A

Thomas Edison, 1896

26
Q

Provides real-time imaging of anatomic structures

A

Fluoroscopy

27
Q

What kind of surgeries is fluoroscopy useful in?

A

Orthopedic

28
Q

What can happen if you hold down the exposure switch for too long?

A

Pt could develop burns

29
Q

2 types of crystals in the image intensifier

A
  1. Cadmium sulfide

2. Cesium iodide

30
Q

Can turn or rotate to switch views instead of moving the pt

Most common fluoroscopic unit, portable

A

C-arm

31
Q

The best material for a fluoroscopic table

A

Synthetic plastic

32
Q

Acts as a radiation filter and flattens the image so it should not be used as a fluoroscopic table

A

Steel

33
Q

Rings and lines of grain will be imprinted on the image so it should not be used as a fluoroscopic table

A

Wood

34
Q

2 screens on the monitor tower of a fluoroscope

A
  1. PACS

2. RIS

35
Q

What does PACS stand for

A

Picture archiving and communications system

36
Q

What does RIS stand for?

A

Radiology information system

37
Q

Developed in the 1980s and is intended for emergency medicine
Valuable for equine legs and joints and should be followed up with a CT, MRI, or radiograph

A

Mini C-arm

Radiology II (3 decks)

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