Abstract #3307

Respiratory motion-resolved MRI of the lung and liver for evaluation of cystic fibrosis

Alexander B. Hilario T.^1,2, Eduardo Baum^1,3, Alexandre Rosa Franco^1,3,4, Li Feng⁵, Marilisa Baldissera², Ricardo Bernardi Soder¹, Bruno Hochhegger^1,4, Matteo Baldisserotto^1,2,3, and Ricardo Otazo⁵

¹Brain Institute of Rio Grande do Sul (Brains) - PUCRS, Porto Alegre, RS, Brazil, ²Graduate Program in Pediatrics and Child Health PUCRS, Porto Alegre, RS, Brazil, ³Graduate Program in Electrical Engineering PUCRS, Porto Alegre, RS, Brazil, ⁴Graduate Program in Medicine and Health Sciences PUCRS, Porto Alegre, RS, Brazil, ⁵Center for Advanced Imaging Innovation and Research New York University School of Medicine, New York, NY, United States

Free-breathing MRI with reconstruction of respiratory phases using the XD-GRASP technique is demonstrated for evaluation of cystic fibrosis patients. A platform for automated data processing is developed for robust utilization in a clinical setting. XD-GRASP is validated in a cohort of 9 patients against the conventional technique.

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