Brachydactyly type A4 (Temtamy type)
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- updated 20 Nov 2023:
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Brachydactyly type A4 or Temtamy type is is characterised by brachymesophalangy (absent or hypoplastic middle phalanx) of the second and fifth fingers. Other less common features include club club foot, clinodactyly, ulnar deviation of the second finger.
Pathology
Like other brachydactyly, type A4 is also an autosomal dominant disorder. Mutations Mutations in the homeobox-containing gene (HOXD13) can give rise to limb malformations with variable expressivity and a wide spectrum of clinical manifestations including syndactyly type V and brachydactyly type A4.
See also
-<p><strong>Brachydactyly type A4</strong> or <strong>Temtamy type</strong> is characterised by brachymesophalangy (absent or hypoplastic middle phalanx) of the second and fifth fingers. Other less common features include<a href="/articles/congenital-talipes-equinovarus"> club foot</a>, <a href="/articles/clinodactyly">clinodactyly</a>, ulnar deviation of the second finger.</p><h4>Pathology</h4><p>Like other brachydactyly, type A4 is also an autosomal dominant disorder. Mutations in the homeobox-containing gene (HOXD13) can give rise to limb malformations with variable expressivity and a wide spectrum of clinical manifestations including <a href="/articles/syndactyly">syndactyly type V</a> and brachydactyly type A4.</p><h4>See also</h4><ul><li><a href="/articles/brachydactyly">brachydactyly</a></li></ul>- +<p><strong>Brachydactyly type A4</strong> or <strong>Temtamy type</strong> is characterised by brachymesophalangy (absent or hypoplastic middle phalanx) of the second and fifth fingers. Other less common features include<a href="/articles/congenital-talipes-equinovarus"> club foot</a>, <a href="/articles/clinodactyly">clinodactyly</a>, ulnar deviation of the second finger.</p><h4>Pathology</h4><p>Like other brachydactyly, type A4 is also an autosomal dominant disorder. Mutations in the homeobox-containing gene (HOXD13) can give rise to limb malformations with variable expressivity and a wide spectrum of clinical manifestations including <a href="/articles/syndactyly">syndactyly type V</a> and brachydactyly type A4.</p><h4>See also</h4><ul><li><a href="/articles/brachydactyly">brachydactyly</a></li></ul>
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