T1ρ Magnetic Resonance Fingerprinting of Chronic Pancreatitis
Cory R. Wyatt1, Kaveh R. Sharzehi2, Erin R. Gilbert3, Brett R. Sheppard3, and Alexander R. Guimaraes1
1Diagnostic Radiology, Oregon Health and Science University, Portland, OR, United States, 2Gastroenterology and Hepatology, Oregon Health and Science University, Portland, OR, United States, 3Surgery, Oregon Health and Science University, Portland, OR, United States
Magnetic resonance fingerprinting was applied to acquire T1, T2, and T1ρ relaxation times in the pancreas of healthy volunteers and patients with chronic pancreatitis (CP). A significant increase in T1 was found with near significant increases in T2/T1ρ relaxation times in CP patients.
Figure 2: (Top) T1, T2, and T1ρ in a healthy volunteer using our 2D MRF sequence
during one breath hold. (Bottom) T1, T2, and T1ρ in a healthy volunteer using
our 2D MRF sequence during free breathing.
Figure 3: Whole
pancreas mean T1, T2, and T1ρ relaxation times for healthy controls (blue) and
patients with CP (orange) using the 2D MRF sequence