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Updated: Jun 6, 2026

Multi-modal Pulmonary Imaging: Using Complementary Information from CT and Hyperpolarized 129Xe MRI to Evaluate Lung Structure-Function
Published on: April 12, 2024
Multimodality molecular imaging of the lung
Delphine L Chen1, Paul E Kinahan
1Division of Nuclear Medicine Mallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, Missouri, USA.
Molecular imaging advances, including multimodality PET/CT and SPECT/CT, offer new hope for diagnosing and treating chronic lung diseases. These tools aid in drug discovery and monitoring treatment efficacy.
Area of Science:
- Medical Imaging
- Pulmonology
- Radiology
Background:
- Chronic lung diseases continue to progress despite existing treatments.
- Molecular imaging is crucial for diagnosis, treatment planning, drug discovery, and therapy monitoring in lung diseases.
- Advancements in multimodality scanners like PET/CT, SPECT/CT, and MRI/PET enable sophisticated imaging biomarker probes.
Purpose of the Study:
- To review the potential applications of multimodality imaging in lung disease.
- To discuss established uses of molecular imaging in nononcologic lung pathophysiology and drug discovery.
- To highlight technical challenges in multimodality lung imaging.
Main Methods:
- Literature review of multimodality imaging techniques (PET/CT, SPECT/CT, MRI/PET).
- Analysis of molecular imaging applications in nononcologic lung conditions.
- Identification of technical challenges in lung imaging.
Main Results:
- Multimodality imaging offers enhanced capabilities for lung disease assessment.
- Molecular imaging is established in nononcologic lung pathophysiology and drug discovery.
- Technical challenges exist in implementing advanced multimodality imaging for the lung.
Conclusions:
- Multimodality molecular imaging holds significant potential for advancing the diagnosis and treatment of chronic lung diseases.
- Further research and technological development are needed to overcome existing challenges in lung imaging.
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