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Contrast > Contrast Media > Flashcards

Contrast Media Flashcards

1
Q

Types of contrast media

A

Radiopaque

Radiolucent

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2
Q

Substances that absorbs xray

A

Radiopaque

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3
Q

Substance that partially absorbs xray / black on the radiograph

A

Radiolucent

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4
Q

Common substances used as contrast media

A 
Air and gases
Heavy metallic salts
Inorganic Iodides
Organic Iodides
Iodized Oil (Non-absorbable)
Iodized Oil (absorbable)
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5
Q

Used in pneumoencephalography

A

Oxygen and Carbon dioxide

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6
Q

Used in Barium Enema and Gastrointestinal Series

A

Barium sulfate

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7
Q

Used in Pyelography or urography

A

Sodium
Potassium
Silver Iodide

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8
Q

Used in Cholecystography and angiography

A

Telepaque

Iopanoic Acid

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9
Q

Used in examination of salivary glands

A

Lipiodol and Iodochlorol

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10
Q

Used in bronchography

A

Pantopaque and dionosil

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11
Q

Most commonly used air contrast media

A

Calcium Carbonated crystal
(Gastroluft)
Magnesium Citrate

Room air
Carbonated beverages

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12
Q

Qualities of good contrast media

A

Clearly show structure
Physiologically inert
Produced little toxicity
Eliminated unchanged

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13
Q

Forms of contrast media

A

Solution (oil or water soluble)
Tablet
Granules or powder

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14
Q

Methods of administering CM

A

Oral
Parenteral
Intubation
Rectal

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15
Q

Through spinal cord

A

Intrathecal

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16
Q

Render white image because of positive CM having high atomic number

A

Barium sulfate

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17
Q

Ba have the atomic no. of

A

56

18
Q

I have the atomic no. of

A

53

19
Q

BaSO4 have atomic nunber of

A

64

20
Q

Types of BaSO4 mixture

A

Paste
Thick
Thin
Milk

21
Q

3/4 BaS04 w/ 1/4 water

A

Paste mixture

22
Q

1/2 BaS04 w/ 1/2 water

A

Thick mixture

23
Q

1/4 BaS04 w/ 3/4 water

A

Thin mixture

24
Q

2 tbsp BaS04 w/ a glass of water

A

Milk mixture

25
Q

For pedia mixture

A

Milk mixture

26
Q

Esophagram

A

Paste mixture

27
Q

Cardiac series

A

Thick mixture

28
Q

UGIS

A

Thick mixture

29
Q

SIS

A

Thick mixture

30
Q

Barium enema

A

Thin mixture

31
Q

Qualities of barium sulfate

A

High atomic number
Relatively cheap
Less irritating
Non absorbable

32
Q

Disadvantages in BaSO4

A

Colloidal suspension

Contra-indication

33
Q

Cannot be dissolved in water

A

Colloidal suspension

34
Q

Perforation is suspected or patient is schedule for surgery

A

Contra indication

35
Q

Type of radiographic contrast study

A 
Single
Double
Dual
Mucosal phase
Filling phase
36
Q

Uses one kind of CM

A

Single contrast study

37
Q

Uses two kinds of CM

A

Double contrast study

38
Q

Uses 2 kinds but different manner

A

Dual contrast study

39
Q

Used to coat or paint the lining membrane

A

Mucosal phase study

40
Q

Used for study of general outline

A

Filling phase study

41
Q

Also called survey film , preliminary film , plain film and initial film

A

Scout film

42
Q

Substances having high or low atomic numbers administered to the body

A

Contrast media

Contrast (6 decks)

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