1 Apply direct pressure until the bleeding stops. 2  Cover the injury with a sterile dressing shaped to the contour of the ear, and tape it loosely in place. 3  Apply cold compresses over the dressing to reduce pain and swelling.  If part of the ear has been cut off, keep the part.
The retroaortic or circumaortic renal vein may be compressed between the aorta and the vertebral body, which is called posterior nutcracker [8] and [12]. The clinical features of NP or posterior NP vary from asymptomatic microhematuria to severe pelvic congestion [8].
aortic notch (dicrotic notch) a small downward deflection in the arterial pulse or pressure contour immediately following the closure of the semilunar valves, sometimes used as a marker for the end of systole or the ejection period.