Clinical case studies

If you have severe knee arthritis with diabetes, Parkinsonism and an earlier spine operation: what the doctor weighs.

If you have knee pain and the tests before surgery find blood pressure out of control: what the doctor weighs.

If you have walked with a stick for years and a robotic knee replacement is advised: what the doctor weighs.

If you have severe knee arthritis with knock knees and a tall, slightly heavier build: what the doctor weighs.

If you have knock knees that have stayed fixed and bent for a long time: what the doctor weighs.

If you have knee pain with heart disease, diabetes and an earlier weight-loss operation: what the doctor weighs.

If you have trouble in both legs and medicines no longer help: what the doctor weighs.

If you have had knee pain for years and several doctors advise a replacement: what the doctor weighs.

If you live abroad and have long-standing knee arthritis: what the doctor weighs.

If you have diabetes and a knee replacement that has to be redone: what the doctor weighs.

If you have avascular necrosis in both hips after steroids, with one leg shorter: what the doctor weighs.

If you have sickle cell anaemia and a hip that stops you walking: what the doctor weighs.

If you are young with avascular necrosis in both hips and one leg getting shorter: what the doctor weighs.

If you are in your eighties and an old childhood knee injury now makes walking hard: what the doctor weighs.

If you have advanced knee arthritis after a childhood sports injury and are told to operate now: what the doctor weighs.

If you have arthritis worn through in only the inner part of both knees: what the doctor weighs.

If you are in your nineties with knee trouble and want both knees done together: what the doctor weighs.

If your knee has felt unstable since a football injury: what the doctor weighs.

If you have rheumatoid arthritis in the knees and painkillers no longer help: what the doctor weighs.

If ankylosing spondylitis has stiffened both hips and both knees: what the doctor weighs.

If you have avascular necrosis in both hips: what the doctor weighs.

If a thigh-bone fracture near the knee healed out of line after an operation: what the doctor weighs.