Camptodactyly

Camptodactyly is a medical condition involving fixed flexion deformity of the interphalangeal joints of the little finger. This involves permanent flexure of one or more phalanges (fingers). Camptodactyly (OMIM 114200) is an autosomal dominant trait that is known for its incomplete expressivity as it can occur in both little fingers, one, or neither.

Causes

A number of congenital syndromes may cause camptodactyly: -

• Jacobsen syndrome
• Blau syndrome
• Freeman-Sheldon syndrome
• Cerebrohepatorenal syndrome
• Weaver syndrome
• Christian syndrome 1
• Gordon Syndrome
• Jacobs arthropathy-camptodactyly syndrome
• Lenz microphthalmia syndrome
• Marshall-Smith-Weaver syndrome
• Oculo-dento-digital syndrome
• Tel Hashomer camptodactyly syndrome
• Toriello-Carey syndrome
• Stuve-Wiedemann syndrome
• Loeys-Dietz syndrome
• Fryns syndrome

Etymology

The name is derived from the ancient Greek words kamptos (bent) and daktylos (finger).

References

• http://www.childrenshospital.org/az/Site644/mainpageS644P0.html
• http://medind.nic.in/maa/t04/i3/maat04i3p227.pdf