Multidetector high-resolution computed tomography of the lungs: protocols and applications.

Area of Science:

• Radiology
• Pulmonary Medicine

Background:

• High-resolution computed tomography (HRCT) is crucial for diagnosing interstitial lung diseases, emphysema, and small airway diseases.
• Traditional HRCT techniques involved noncontiguous imaging, lacking full anatomic continuity.

Purpose of the Study:

• To review the technique, advantages, and clinical applications of current high-resolution computed tomography (HRCT) for lung imaging.

Main Methods:

• Advances in computed tomography (CT) scanner technology enable isotropic volumetric, multiplanar high-resolution lung imaging.
• Current HRCT allows for a single breath-hold, providing improved anatomic continuity compared to older methods.

Main Results:

• HRCT provides a noninvasive, detailed evaluation of lung parenchyma, both globally and focally.
• HRCT demonstrates high specificity in diagnosing conditions like emphysema, sarcoidosis, and usual interstitial pneumonitis.
• Evidence supports using HRCT findings to predict patient prognosis.

Conclusions:

• Modern CT technology has significantly advanced HRCT capabilities for lung imaging.
• HRCT is an established and valuable tool for diagnosing, managing, and predicting prognosis in various lung diseases.