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Cleft hand.

T Ogino1

  • 1Department of Physical Therapy, School of Allied Health Professions; Sapporo, Japan.

Hand Clinics
|November 1, 1990
PubMed
Summary
This summary is machine-generated.

Cleft hand, polydactyly, and syndactyly stem from a failure in finger ray induction. Surgical techniques address cosmetic and functional issues, including syndactyly separation and thumb deviation correction.

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Area of Science:

  • Developmental biology
  • Orthopedic surgery
  • Clinical genetics

Background:

  • Cleft hand is a congenital anomaly affecting upper limb development.
  • It shares etiological factors with central polydactyly and syndactyly.
  • Understanding the underlying developmental failure is crucial for classification and treatment.

Purpose of the Study:

  • To define and classify typical cleft hand.
  • To explore the shared etiology of cleft hand, polydactyly, and syndactyly.
  • To outline current surgical treatment strategies for functional and cosmetic improvement.

Main Methods:

  • Review of existing literature on cleft hand definition, incidence, genetics, and etiology.
  • Experimental induction of related anomalies in embryos.

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  • Analysis of surgical techniques for interdigital space reduction, syndactyly correction, and thumb deviation management.

    • Main Results:

    • Cleft hand, central polydactyly, and syndactyly are manifestations of failed finger ray induction.
    • Typical cleft hand can be subtyped based on defective finger rays.
    • Specific surgical approaches are recommended for different aspects of cleft hand correction.

    Conclusions:

    • Cleft hand, polydactyly, and syndactyly represent a spectrum of a single developmental error.
    • Surgical interventions aim to improve both the appearance and function of the affected hand.
    • Early surgical closure may lead to spontaneous correction of certain deformities.