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Knock knees is when a child stands with their knees together and their ankles at least 2.5cm apart (intermalleolar distance). A gap of 6 – 7 cm between the ankles (intermalleolar distance) is normal between the ages of two and four years. Knock-knees usually resolve spontaneously approximately by the age of six years.
Referral is not necessary if the child is aged under 6 and the problem does not result in any pain
Consider referral for orthopaedic opinion if:-
e-Referral Service Selection
This guideline has been signed off on behalf of NHS Devon.
Publication date: May 2017