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Wheeless' Textbook of Orthopaedics
www.wmt.com
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Polio: Claw Toes



- See:
      - Claw Toes:
      - Poliomyelitis

- Discussion:
    - 2 causes;
          - long toe extensors:
                - substitute for severely weakened ankle dorsiflexors;
                - clawing is even more marked w/ Achilles tendon contracture;
                - during swing phase long toe extensors actively contract, producing claw toe deformities;
                - during stance phase when wt is born on foot, these deformities are not apparent;
        - long toe flexors:
                - used to substitute for weakened gastro-soleus group at push off;
                - gait is significant for clawing of toes only push off is attempted;
                - this pattern of claw toes is elminated thru tendon transfers to restore active
                      plantar flexion of the ankle;
                      - operation on the toes is then usually unneccessary;






Original Text by Clifford R. Wheeless, III, MD.