CT Image Interpretation Orientation

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Questions and Answers

In CT image interpretation, in which plane are images most commonly presented?

  • Frontal plane
  • Sagittal plane
  • Coronal plane
  • Transverse plane (correct)

What is the acronym used to get your bearings in CT image interpretation?

  • RALP (correct)
  • PLAR
  • LARP
  • PARL

Which imaging modality is considered ideal in emergency cases due to its quick scan times?

  • MRI
  • X-ray
  • Mammography
  • CT scanning (correct)

What does a CT number < −150 HU in soft tissues may indicate?

<p>Presence of gas (D)</p> Signup and view all the answers

What is the density value of pure water in Hounsfield Units (HU)?

<p>0 HU (A)</p> Signup and view all the answers

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Study Notes

Plane of CT Image Presentation

  • Images are most commonly presented in the axial plane during CT image interpretation.

Acronym for CT Image Interpretation

  • The acronym "CT" stands for Computed Tomography, which helps in getting bearings during image interpretation.

Ideal Imaging Modality for Emergencies

  • CT scans are considered the ideal imaging modality in emergency cases due to their quick scan times, allowing rapid assessment of trauma or acute conditions.

CT Number in Soft Tissues

  • A CT number less than -150 Hounsfield Units (HU) in soft tissues may indicate the presence of fat or lipids.

Density Value of Pure Water

  • The density value of pure water is defined as 0 HU in Hounsfield Units.

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