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Effectiveness of CT in evaluating intrathoracic masses
AJR. American Journal of Roentgenology
|September 1, 1982
Summary
Computed tomography (CT) offers superior information for evaluating thoracic masses compared to conventional radiography and tomography. While involving a higher radiation dose, CT is recommended after initial X-rays for better diagnostic accuracy.
Area of Science:
- Radiology
- Medical Imaging
- Thoracic Imaging
Background:
- Conventional radiography and tomography are standard for evaluating thoracic masses.
- Computed tomography (CT) offers advanced imaging capabilities.
Purpose of the Study:
- To compare the diagnostic effectiveness of CT versus conventional radiography and tomography for thoracic masses.
- To determine the added value of CT in evaluating intrathoracic masses.
Main Methods:
- Retrospective review of 168 thoracic masses examined with CT.
- Histological verification for 154 masses.
- Comparison of CT findings with conventional radiography and tomography.
Main Results:
- CT provided significant additional information in 44% of cases compared to conventional radiography.
- CT added valuable information in 23% of cases compared to conventional tomography.
- CT did not miss any pathology visualized by the other methods.
Conclusions:
- CT is more effective than conventional radiography and tomography for evaluating thoracic masses.
- CT should be considered directly after plain film examination for further investigation of intrathoracic masses.
- Despite higher radiation dose and cost, CT's diagnostic superiority justifies its use.