3. Two or more diagnoses of the following (1) to (5) (1) Polyarthralgia (2) Carpal tunnel syndrome (3) Trigger finger (4) Dialysis-associated spondylosis ((i) or (ii)) (i) Destructive spondyloarthropathy (DSA) (ii) Spinal stenosis (5) Bone cysts (Bone cysts considered to be caused by other diseases such as osteoarthritis, aneurysmal bone cysts and unicameral bone cysts should be excluded.)