Claw Hand Deformity

Last updated 25.08.13

 

Description

-  Hyper-extension of MCP joint & flexion of IP joints

-  Loss of longitudinal & transverse arches of palm

-  Intrinsic hand muscle wasting

 

Cause

-  Caused by combined neuropathy of median & ulnar nerve

-  Ulnar nerve neuropathy

 

Features

-  Loss of function of intrinsic muscles of hand & overaction of extensors

 

DDx

-  Bishops hand deformity

 

 

 

References

 

Pic: www.yoursurgery.com/ProcedureDetails.cfm?Proc=10