Hepatitis can be caused by: 1  Immune cells in the body attacking the liver. 2  Infections from viruses (such as hepatitis A, hepatitis B, or hepatitis C), bacteria, or parasites.  Liver damage from alcohol or poison.
Mitral valve annuloplasty is a surgical technique for the repair of leaking mitral valves. Due to various factors, the two leaflets normally involved in sealing the mitral valve to retrograde flow may not coapt properly.he goal of mitral valve annuloplasty is to regain mitral valve competence by restoring the physiological form and function of the normal mitral valve apparatus.
An annular disc tear is when the substance of the annulus fibrosus rips or tears, allowing the highly pressurized and nucleus pulposus to escape outward toward the outer third of the disc. + 30 others found this useful. An annular tear is a tear in the disc. This is what the radiologist says you have when he sees a tear in the disc but nothing protruding through it.   The question of whether an annular tear can actually cause pain is controversial. Some authorities say it can, some say it can't.