Kienbockâs is avascular necrosis of the lunate, which a central bone of the wrist, or radiocarpal joint. The lunate articulates directly with the radius (one of two bones in the lower arm) and has key ligament attachments that stabilize the wrist area.
Auditory Processing Disorder: Related Medical Conditions. To research the causes of Auditory Processing Disorder, consider researching the causes of these these diseases that may be similar, or associated with Auditory Processing Disorder:1  Congenital cholesteatoma.2  Presbycusis.3  Measeles.4  Mumps.o research the causes of Auditory Processing Disorder, consider researching the causes of these these diseases that may be similar, or associated with Auditory Processing Disorder: 1  Congenital cholesteatoma. 2  Presbycusis. 3  Measeles. 4  Mumps.
What causes a balance disorder? A balance disorder may be caused by viral or bacterial infections in the ear, a head injury, or blood circulation disorders that affect the inner ear or brain.