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CT Imaging of the Neck

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Questions and Answers

What is an important factor when imaging patients with potential narrowing of the airway using CT?

Ability to differentiate retropharyngeal abscess from oedema

High rate of false positive results

Ability to evaluate the neck quickly (correct)

Use of contrast for fluid collection differentiation

What is a potential drawback of CT scans with respect to detecting pus in the neck area?

Inability to differentiate retropharyngeal abscess from oedema

High rate of false positive results

Not insignificant rate of false negative results (correct)

Long imaging time compared to MRI

What is the recommended approach if CT scan results show potential pus in the neck area?

Immediately start antibiotic treatment

Repeat the CT scan with a different contrast agent

Consider surgical exploration based on clinical presentation (correct)

Wait for MRI confirmation

What are typical characteristics of a true retropharyngeal abscess on CT scans?

<p>Peripherally enhancing rim and centrally hypodense collection</p> Signup and view all the answers

Why is obtaining CT scans with contrast important for evaluating the neck?

<p>To differentiate fluid collections from phlegmonous thickening</p> Signup and view all the answers

CT Imaging of the Neck

Choose a study mode

Podcast

Questions and Answers

What is an important factor when imaging patients with potential narrowing of the airway using CT?

What is a potential drawback of CT scans with respect to detecting pus in the neck area?

What is the recommended approach if CT scan results show potential pus in the neck area?

What are typical characteristics of a true retropharyngeal abscess on CT scans?

Why is obtaining CT scans with contrast important for evaluating the neck?

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