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Radiology II > Esophagram/Gastrography > Flashcards

Esophagram/Gastrography Flashcards

1
Q

An Esophagography is used to evaluate what?

A

Functional and structural alterations of the esophagus

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2
Q

What are some indications for performing a barium swallow for an esophagography?

A

Suspended rupture, stricture, regurgitation, foreign body, mass, megaesophagus, trachea-esophageal fistula, esophageal dysfunction

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3
Q

What contrast agents are used for Esophagography?

A

Barium sulfate paste and liquid 60% and Barium sulfate mixed with canned food

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4
Q

What change in procedure may be done if a rupture is suspected?

A

use water-soluble iodine rather than barium

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5
Q

What supplies are needed for an Esophagography?

A

syringes for barium, canned food, contrast agent, kidney pan for contrast agent, bucket of soapy water, rags, mouth gag or speculum

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6
Q

What 2 views are taken for prelims for an Esophagography?

A

Lateral and VD

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7
Q

What items are evaluated with the survey radiographs for Esophagography?

A

Thoracic and cervical areas

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8
Q

What is the fasting process for an Esophagography?

A

fast for 12 hours and repeat survey radiographs or fast for 12 hours before performing study

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9
Q

How is barium administered?

A

via buccal pouch with a 10-20ml syringe or tube

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10
Q

How much barium is administered?

A

1-5ml

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11
Q

What are the minimum amount of views taken for an Esophagography?

A

2

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12
Q

A complete Esophagography study may include what views?

A

Right and left lateral, VD, Right and Left VD oblique

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13
Q

What is the dosage for Acepromazine?

A

0.02mg/lb

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14
Q

A Gastrography is helpful in determining what?

A

Position, size, shape, morphology of the stomach

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15
Q

What are some indications for performing a gastrogram?

A

Gastric masses, ulcerations, radiolucent foreign bodies, outflow obstruction

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16
Q

What are some signs the may lead a veterinarian to request a Gastrography?

A

acute or chronic vomiting, blood in the vomit, cranial abdomen pain, not eating, not acting well

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17
Q

What are the 3 different contrast studies of the stomach that can be performed?

A

positive, negative, double

18
Q

What is the most diagnostic examination of the gastric mucosal lining?

A

double-contrast gastrogram

19
Q

Radiopaque iodine may be used instead of barium if what problem is suspected?

A

perforation

20
Q

Paralysis of the stomach should not be done if a patient has what disease?

A

diabetes

21
Q

What contrast agents are used for a double contrast study?

A

barium sulfate and air

22
Q

What is the dosage for air and carbon dioxide?

A

3-5ml/lb

23
Q

What is the dosage for Carbonated beverages?

A

30-60ml

24
Q

What is the dosage for effervescent granules or tablets?

A

enough to produce 3-5ml/lb

25
Q

What is the dosage for barium sulfate 60% for small dogs?

A

5ml/lb

26
Q

What is the dosage for barium sulfate 60% for large dogs?

A

3ml/lb

27
Q

What is the dosage for water-soluble organic iodide solution?

A

3-5ml/lb

28
Q

What is the dosage for barium sulfate suspension 60% for a patient that weighs less than 17 lbs?

A

1.5ml/lb

29
Q

What is the dosage for barium sulfate suspension 60% for a patient that weighs 17-88 lbs?

A

1ml/lb

30
Q

What is the dosage for barium sulfate suspension 60% for a patient that weighs more than 88 lbs?

A

0.7ml/lb

31
Q

What is the dosage for air when it is used for a double contrast gastrogram?

A

5-10ml/lb

32
Q

What supplies are needed for a Gastrogography study?

A

orogastric tube, two 5cc syringes, mouth speculum, 3-way valve, large syringes(10-60ml) full of contrast agent, calculated dose of contrast agent, kidney pan, bucket of soapy water, cloth rags

33
Q

How long does a patient need to be fasted before a gastrogram is performed?

A

24 hours

34
Q

How long do you need to wait after administering acepromazine before taking the preliminary x-rays for gastrograms?

A

10-20 minutes

35
Q

What views are taken for preliminary x-rays for gastrograms?

A

VD and right lateral

36
Q

What is determined by the gastrogram survey radiographs?

A

stomach should appear empty

37
Q

What 6 items MUST be included on the x-ray label?

A

Clinic, owner, patient, L or R for the laterals, R and L side for the VD, date

38
Q

What additional label is needed on the gastrogram?

A

sequence of x-rays

39
Q

What is the preferred method for delivering the contrast agent to the patient?

A

orally or through stomach tube

40
Q

When performing a double contrast study, which contrast is administered first?

A

air

41
Q

How can you determine the correct placement of the stomach tube?

A

palpate neck- should feel 2 tubes

42
Q

After the barium is administered via the stomach, what 2 things are done before removing the tube?

A

follow with water and then air, kink and pinch tube

Radiology II (8 decks)

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