Objective To investigate the diagnosis and differential diagnosis value of multi-sequences magnetic resonance imaging(MRI)in autoimmune pancreatitis(AIP).Methods The MRI data of twelve AIP patients were retrospectively analyzed.The sequences of MRI included T1-weighted imaging,T2-weighted imaging,magnetic resonance cholangiopancreatography(MRCP),diffusionweighted imaging(DWI)and dynamic enhancement ima-
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