Fig. 4From: Non-contrast-enhanced magnetic resonance angiography of facial arteries for pre-operative evaluation of vascularized submental lymph node flapsLeft lateral view by MIP from Volume-T1 fused with (a) 3D PC-MRA and (b) CE-MRA of a 48-year-old female with lymphedema. The signal of the facial artery may be lost with 3D PC-MRA due to flow changeBack to article page