History
- Elderly/older patients
- Younger post traumatic/post operative
- Restricted activities of daily living
- Reduced walking
- Previous diagnosis/other OA joints
- Persistent pain

Signs
- Limp
- Decreased range of movement
- Deformity
- Medial joint line pain. image copyright NHS Lothian
- Possible effusion
- Possible crepitus
- Stiffness after sitting/in the morning
- Unable to kneel or squat
- Possible old surgery scars
- Exclude hip joint as cause (groin pain, hip stiffness)
Medial joint line pain. image copyright NHS Lothian