<prompt> Heberdens nodes are the clinical manifestations seen in -OsteoarthritisRheumatoid arthritisAnkylosing spondylitisReactive arthritis  <response>: Ans. is a i.e., Osteoarthritis Joints involved in Osteoarthritis OA affects certain joints, yet spares others. Commonly affected joint include Hip, knee, cervical lumbosacral spine, and first metatarsophalangeal joint. In Hands, the distal interphalangeal joints DIP, proximal interphalangeal joints PIP and first carpo metacarpal joint base of thumb are involved while sparing metacarpophalangeal MCP joints. Shoulder joint may be affected but uncommonly. Usually spared joints are the wrist, elbow, metacarpophlangealand ankle. This may simply reflect the fact that some joints are more prone to predisposing abnormalities than others.In osteoarthritis of handi Distalinterphalangeal jointHeberderis node.ii Proximalinterphalangeal jointBouchards node 