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CONTRAST > BASICS OF CONTRAST > Flashcards

BASICS OF CONTRAST Flashcards

1
Q

WHAT IS THE ATOMIC NUMBER OR BARIUM

A

BARIUM 56

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2
Q

POSITIVE CONTRAST MEDIA APPEARS

A

WHITE / RADIOPAQUE

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3
Q

EXAMPLES OF POSITIVE CONTRAST MEDIA

A

BaS04 AND IODINATED CM

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4
Q

NEGATIVE CONTRAST MEDIA APPEARS

A

RADIOLUCENT OR BLACK

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5
Q

EXAMPLES OF NEGATIVE CONTRAST MEDIA

A

AIR, O2 AND CO2 GAS

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6
Q

MOST COMMON CM USED FOR THE VISUALIZATION OF GI TRACT

A

BARIUM SULFATE

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7
Q

PRIMARY MAIN SOURCE OF BARIUM

A

BARITE OR BARYTE

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8
Q

ADDITIVES USED IN BARIUM

A

GUM OF ACACIA

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9
Q

2 TYPES OF BARIUM PREPARATION

A
  1. COLLOIDAL PREPARATION
  2. SUSPENDED OR FLOCCULATION RESISTANT PREPARATION
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10
Q

DISPERSING AGENT THAT PREVENTS FLOCCULATION

A

SODIM CARBONATE OR SODIUM CITRATE

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11
Q

CHEMICALS THAT PREVENTS FOAMING OF CM

A

SIMETHICONE AND POLYSORBATE

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12
Q

CONTRAINDICATIONS OF BARIUM SULFATE

A

Ethel BOOBA

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13
Q

2 TYPES OF BaS04

A
  1. PLAIN BaS04
  2. COMMERCIAL BaS04
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14
Q

ATOMIC NUMBER OF IODINE

A

IODINE 53

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15
Q

CM THAT IS USED PRIMARILY FOR ANGIOGRAPHY, BILIARY, UROGRAPHIC PROCEDURES

A

IODINATED WATER SOLUBLE CM

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16
Q

IT ALSO USED IN GIT WHEN BaS04 is contraindicated

A

IODINATED WATER SOLUBLE CM

17
Q

A TYPE OF IODINATED WATER SOLUBLE CM THAT HAS A HIGHER OSMOLALITY AND HAS A GREATER CHANCE OF REACTION

A

IONIC CM

18
Q

CONTAINED IN IONIC CM, IT INCREASES THE SOLUBILITY OF THE CONTRAST MEDIA

A

CATION ( SODIUM AND MEGLUMINE)

19
Q

HOW MUCH OSMOLALITY DOES IONIC CM HAS COMPARED TO BLOOD PLASMA

A

6 TO 8 TIMES HIGHER

20
Q

CONTAINED IN IONIC CM, IT STABILIZES THE CONTRAST MEDIA COMPOUND

A

ANION (DIATRIZOATE, IOTHALAMATE, IOXAGLATE AND METRIZOATE) midi-ate

21
Q

BLOOD PLASMA OSMOLALITY

A

290-295 MILLIOSMOLES/KG

22
Q

TYPE OF IODINATED WATER SOLUBLE CM THAT HAS LOWER OSMOLALITY AND HAS LESSER CHANCE OF REACTION AND HAS LOWER OSMOLALITY

A

NON-IONIC CM

23
Q

HOW MUCH OSMOLARITY DOES NON IONIC CM HAS COMPARED TO BLOOD PLASMA

A

2-3 TIMES HIGHER OSMALIRITY THAN BLOOD PLASMA

24
Q

TYPE OF CONTRAST THAT HAS AN EQUAL OSMOLALITY TO BLOOD PLASMA

A

ISO OSMOLAR CONTRAST MEDIA

25
Q

AMIDE OR GLUCOSE

A

LOCM / LOW OSMOLAR CM

26
Q

THIS IS THE RESISTANCE OF FLUID TO FLOW

A

VISCOSITY

27
Q

A MEASURE OF OF THE TOTAL NUMBER OF PARTICLE IN A SOLUTION/KG OF WATER

A

OSMOLALITY

28
Q

THE ABILITY OF THE CM TO MIX WITH OTHER FLUIDS

A

MISCIBILITY

29
Q

THE AMOUNT OF TIME THE CONTRAST MEDIA STAYS IN THE BODY

A

PERSISTENCE

30
Q

THE VOLUME DISTRIBUTION OF IODINE IN THE CONTRAST AGENT

A

IODINE CONTENT

31
Q

LOW IODINE CONTENT, LESS TOXIC

A

TOXICITY

32
Q

GAS PRODUCING CRYSTALS

A

CALCIUM AND MAGNESIUM CITRATE

33
Q

GAS PRODUCING TABLETS

A

GASTROLUFT

CONTRAST (1 decks)

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