## Abstract ## Purpose To measure the apparent diffusion coefficient (ADC) of hyperpolarized (HP) ^3^He gas using diffusion weighted MRI in healthy volunteers and patients with emphysema and examine the reproducibility and volume dependency. ## Materials and Methods A total of eight healthy volu
✦ LIBER ✦
Detection of Age-Dependent Changes in Healthy Adult Lungs With Diffusion-Weighted 3He MRI
✍ Scribed by Fain, Sean B.; Altes, Talissa A.; Panth, Shilpa R.; Evans, Michael D.; Waters, Barnaby; Mugler, John P.; Korosec, Frank R.; Grist, Thomas M.; Silverman, Mike; Salerno, Michael; Owers-Bradley, John
- Book ID
- 120000608
- Publisher
- Elsevier Science
- Year
- 2005
- Tongue
- English
- Weight
- 276 KB
- Volume
- 12
- Category
- Article
- ISSN
- 1076-6332
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## Abstract ## Purpose To investigate short‐ and long‐time‐scale ^3^He diffusion in asthma. ## Materials and Methods A hybrid MRI sequence was developed to obtain coregistered short‐ and long‐time‐scale apparent diffusion coefficient (ADC) maps during a single breath‐hold. The study groups were: