Arcosyndactyly

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- Classification:
    - Type I:
          - conjoined finger tips with well formed webs w/ normal depth;
          - treatment involves separation and contouring of the tips of the digits;
          - partial digit ablation may be required;
    - Type II:
          - tips of digits are joined and web formation is incomplete;
          - treatment involves separation of tips of digits and deepening of
                web space;
    - Type III:
          - absent web spaces, sinus tracts, joined digit clefts;
          - as in simple syndactyly border digits are reconstructed first;

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The hand in Apert's syndrome.
    GH Hoover et al.   JBJS. 52-A. 1970. p 878-895.

Acrosyndactyly--A study of 27 patients.
    Walsh, R. J.:   Clin. Orthop. 71: 99, 1970.

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