Faces of T1 Bright Lesions Hemorrhagic or Proteinaceous Cyst of the Upper Pole of the Left Kidney Pre Contrast T1 Weighted MRI – T1 Bright Hemorrhagic or Proteinaceous Cyst of the Upper Pole of the Left KidneyT1 weighted MRI in the axial plane shows a T1 bright 8mm homogeneous lesion, exophytic off the upper pole of the left kidney.This finding is compatible with a hemorrhagic or proteinaceous cystAshley Davidoff MD TheCommonVein.net TCV 24K 135921c In and Out of Phase Pre-Contrast T1-Weighted MRI – T1 Bright Hemorrhagic or Proteinaceous Cyst of the Upper Pole of the Left KidneyT1 weighted MRI in the axial plane shows a T1 bright 8mm homogeneous lesion, exophytic off the upper pole of the left kidney.This finding is compatible with a hemorrhagic or proteinaceous cystAshley Davidoff MD TheCommonVein.net TCV 24K 135923c