unspecified joint M25.569 Pain in unspecified knee M25.50 Pain in unspecified joint M54.5 Low back pain M60.9 Myositis, unspecified M79.609 Pain in unspecified limb M81.0 Age-related osteoporosis w/o current pathological fracture M89.9 Disorder of bone, unspecified R56.9 Unspecified convulsions R42....