The thigh-foot angle. If you lay them prone, bend their knee up and look at the angle that their thigh makes and the angle that their foot makes, it will initially be The natural history of tibial and femoral torsion is spontaneous improvement. The primary care doctors have to emphasize this to the parents. The orthopedic pep talks take up valuable clinic time that can be used to treat treatable things like Perthes disease. What we Bowed legs and knock knees.
Natural history consists of spontaneous resolution.
The varus is worst at birth, neutral at 18 months and valgus at 30 and 36 months. That is what happens. This is by a group out of Sweden who documented a lot of kids with bowing and knock knees and this is the natural history. So you can put these up in your office and the kid comes in and has this much bowing at 1 year or 2 years and you know that it falls within a certain amount of standard deviations of normal. The alignment is usually adult by 4 to 5 years and x-rays of this are rarely necessary.