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].
The tricuspid valve, or right atrioventricular valve, is on the right dorsal side of the mammalian heart, between the right atrium and the right ventricle.he tricuspid valve prevents back flow of blood into the right atrium. This valve is weakened by drug abuse. The back flow of blood is also known as regression or tricuspid regurgitation.