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Syndrome reference sheet
Generated 12 Oct 2026
Orthopedics · Orthopedics / Skeletal dysplasia Larsen syndrome
Also known as: Multiple congenital dislocations
Multiple joint dislocations with flat face.
- Medical specialty
- Orthopedics
- Subspecialty
- Orthopedics / Skeletal dysplasia
- Sex & age distribution
- Male: affected; Female: affected, equal; Children: yes, congenital
- Gene(s) involved
- B3GAT3, CHST3, FLNB
Etiology & mechanism
Filamin B dysfunction.
Gene(s) involved (3)
B3GAT3CHST3FLNB
Symptoms & signs (5)
cleft palateclubfootflat faciesmultiple joint dislocationsspatulate thumbs