Management of Contrast Reactions Practice Questions

Question 1

Which of the following contrast agents is PREFERRED in a patient with renal dysfunction for the prevention of contrast-induced nephropathy?

Accepted Answer

Iso-osmolar contrast

Answer

High osmolar contrast

Answer

Ionic contrast

Answer

Low osmolar contrast

Question 2

A cardiovascular parameter helpful in diagnosis of anaphylaxis during anaesthesia:

Accepted Answer

Hypotension

Answer

Bradycardia

Answer

Dysrhythmia

Answer

Increased peripheral vascular resistance

Question 3

Which is the best investigation to confirm diagnosis of anaphylaxis?

Accepted Answer

Serum tryptase

Answer

IgA levels

Answer

IgD levels

Answer

Serum precipitins

Question 4

A dense persistent nephrogram may be seen in all of the following except:

Accepted Answer

Systemic hypertension

Answer

Severe hydronephrosis

Answer

Dehydration

Answer

Acute ureteral obstruction

Question 5

All of the following are advantages of the paralleling technique except?

Accepted Answer

The shadow of the zygomatic bone frequently overlies the roots of the upper molars

Answer

An excellent bone level assessment

Answer

No elongation or foreshortening seen in the periapical region

Answer

Interproximal caries is clearly indicated

Question 6

What is the imaging of choice for urethral trauma?

Accepted Answer

Ascending urethrogram

Answer

Descending urethrogram

Answer

Ultrasound (USG)

Answer

CT scan

Question 7

Sialography of a normal salivary gland reveals the ductal architecture as having what appearance?

Accepted Answer

Leafless tree

Answer

Sausage string

Answer

Fruit-laden tree

Answer

Bailin hand

Question 8

Which of the following is true regarding the principle of Magnetic Resonance Cholangiopancreatography (MRCP)?

Accepted Answer

Use of heavily T2-weighted images without contrast to create a three-dimensional image of the biliary tree using the Maximum Intensity Projection (MIP) algorithm.

Answer

Intraluminal dye is used to create a three-dimensional view of the structures.

Answer

Dye is instilled percutaneously first, then MRI is used.

Answer

Use of systemic Gadolinium as a contrast agent to create a three-dimensional image of the biliary tree.

Question 9

Intravenous pyelography (IVP) is contraindicated in which of the following conditions?

Accepted Answer

Multiple myeloma

Answer

Kidney stones

Answer

Renal cyst

Answer

Transplanted kidney

Question 10

All of the following are reasons for cone cut except?

Accepted Answer

Not enough film showing below or above the crowns of the teeth

Answer

Cone of radiation not covering the area of interest

Answer

PID not properly aligned with periapical film holder

Answer

Top of the film not immersed in the developing solution

Management of Contrast Reactions — MCQs

Management of Contrast Reactions — MCQs

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