Laurin-Sandrow syndrome
Laurin-Sandrow syndrome is a rare disorder characterized by tetrameric polysyndactlyly.
Radiographic features
- polysyndactyly of the hands (both post-axial and pre-axial)
- "cup-shaped" hands
- mirror polysyndactyly of the feet
- ulnar dimelia
- absence of the radius and tibia
- possible hypertelorism with hypoplasia of the nasal alae, coloboma, tarsal bone anomalies, triphalangeal thumbs