FIG 1. Power Doppler sonogram of a normal lymph node shows hilar vascularity.FIG 2. Power Doppler sonogram of a lymph node with Kimura disease shows hilar (arrow) and capsular (arrowheads) vascularity.FIG 3. Power Doppler sonogram of a lymph node with Kimura disease shows exaggerated hilar vascularity.FIG 4. Transverse gray scale sonogram shows an ill-defined, hypoechoic, heterogeneous nodule with cystic areas within (arrows) in the superficial lobe of the parotid gland (arrowheads).