Congenital bilateral hallux valgus with associated absence or fusion of the interphalangeal joint is classic diagnostic feature from birth in more than about 98% of individuals with Fibrodysplasia Ossificans Progressiva (FOP)
Common misdiagnosis:
Isolated congenital malformations
Brachydactyly
Synostosis
Symphalangism syndromes
Juvenile bunions
The big toes (hallux) are short, bent and sometimes curved inward. May be a feature of for example:
Fibrodysplasia Ossificans Progressiva is a rare genetic disorder in which connective tissue and muscle tissue are gradually ossified. Extra-skeletal bone formation causes progressive loss of...
Before considering surgical intervention one should be aware of the...
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