The top six claims the board saw in the past year were osteoarthritis, or lumbar spine conditions; tinnitus, which is a ringing in the ear, or a sound of some sort that is not usually present in normal conditions; cervical spine injuries, usually osteoarthritis or degeneration of the cervical spine; osteoarthritis, or degeneration of the knees; hearing loss; and PTSD, with the most significant portion of the PTSD claims being related to assessment of the PTSD.
On May 31st, 2016. See this statement in context.