Primary or idiopathic osteoarthritis (OA) is the most not unusual joint ailment, and is a sizeable supply of pain and incapacity for center-elderly and elderly humans at some stage in the sector. It takes place rarely in people below the age of 40. Secondary reasons of joint degeneration consist of dysplasia, inflammatory conditions, disturbing harm, infection, hemophilia and vascular or neurological insults.1 Primary osteoarthritis is understood to occur commonly in the hand, spine, hip and knee. However, it happens tons less regularly within the elbow, shoulder, wrist and ankle.2 The motives for this aren't completely understood, however differing anatomical, biomechanical, and biological factors in all likelihood make a contribution to this variability. Primary osteoarthritis is the most not unusual indication for overall hip and overall knee arthroplasty, whereas submit-annoying arthritis is the maximum commonplace indication for ankle arthrodesis.Review of posted reviews of the remedy of ankle osteoarthritis imply that number one osteoarthritis in the ankle is uncommon, and that secondary osteoarthritis that follows rotational ankle fractures or recurrent ligamentous instability is a good deal extra common.Three,four,5,6 Some sufferers file sustaining no greater than a single foremost ankle sprain, suggesting an undiagnosed chondral harm as the inciting occasion. The cause of our examine was to become aware of the cause of symptomatic ankle arthritis in a consecutive series of patients supplying in a tertiary care putting, and to examine the cause of ankle arthritis to that of the hip and knee. The cause of this subset of records is to report a "picture" of a set of patients offering to the University of Iowa Orthopaedic Department with lower extremity osteoarthritis and to compare the variations among those corporations.