Presentation
Adult worker injured hand. Fracture?
Patient Data
Age: 40 years
Gender: Male
From the case:
Pre-axial polydacytly
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The thumb is duplicated from the MCP joint with duplication of the phalanges which both articulate at the MCP joint.
Case Discussion
Pre-axial polydactyly refers to polydactyly where the additional digit is towards the first digit of the hand (radial side).
In this case the thumb is duplicated from the metacarpophalangeal joint.
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