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.
âAPD refers to difficulties in the perceptual processing of auditory information in the central nervous system and the neurobiologic activity that underlies that processing and gives rise to the electrophysiologic auditory potentials.â.