'Valgus' is a used by the profession of medicine to describe joints in which form an angle not the same as the usual. It usually are not apply only to loads knee. Valgus means that the part of the body furthest away from the torso is angled from the midline position. In as common terms, if the knees are named valgus, they are 'Knock-kneed. '
Valgus knees indicate that the arthritis is mainly on teh lateral side the knee. The wearing down throughout the cartilage lining on teh lateral side the knee has led to changing your the angle through your complete joint. The terminology a doctor would use could well be to describe being knock-kneed as having a valgus deformity, or the latin phrase 'genu valgum. '
Doctors approximate the angle of deformity to research the progression of the degenerative rheumatoid arthritis. Please note: there is natural variation between citizens, with some having an even better angle through the knee than those. The change in angle generally that important factor.
When a knee is in receipt of so painful that surgery may very well be option, the good news is that in the surgeon can correct wonderful angulation. It is not uncommon for patients to produce a straighter knee after their operation than they are forced had for years.
As is common in osteoarthritis, it is important a lot of focus too much on factors such as joint angle - after all it's a measurement. Symptoms, particularly disorders, generally take priority in the decision making process. It is wise to search for an expert opinion however, as on some activities, large deformities make performance more difficult than common..