Pathogenesis of preaxial polydactyly of the hand in human embryos
نویسندگان
چکیده
منابع مشابه
Pathogenesis of preaxial polydactyly of the hand in human embryos.
Hand plates with preaxial polydactyly from 13 human embryos of the Carnegie stages 17-23 were examined macro- and microscopically. Morphological features in early pathogenesis of preaxial polydactyly are (1) an abnormal extension and a delayed involution of the apical ectodermal ridge on the preaxial border of the hand plate in stages 17 and 18, (2) a precocious development of an interdigital n...
متن کاملAn unusual case of preaxial polydactyly of the hand
Preaxial polydactyly is the most common duplication pattern in white and Asian populations (1). It is a congenital anomaly with a wide range of manifestations .Current classification do not have the capacity to classify all different types of radial polydactyly. We describe here a very rare and unusual case of bilateral preaxial polydactyly (triplication) in a woman and report the operations re...
متن کاملPreaxial polydactyly of the foot
Background and purpose - Preaxial polydactyly of the foot is a rare malformation and clinicians are often unfamiliar with the associated malformations and syndromes. In order to give guidelines for diagnostics and referral to a clinical geneticist, we provide an overview of the presentation using a literature review and our own patient population. Patients and methods - The literature review wa...
متن کاملan unusual case of preaxial polydactyly of the hand
preaxial polydactyly is the most common duplication pattern in white and asian populations (1). it is a congenital anomaly with a wide range of manifestations .current classification do not have the capacity to classify all different types of radial polydactyly. we describe here a very rare and unusual case of bilateral preaxial polydactyly (triplication) in a woman and report the operations re...
متن کاملAn unusual case of preaxial polydactyly of the hand (triplication of the thumbs)
Preaxial polydactyly is the most common duplication pattern in white and Asian populations (1). It is a congenital anomaly with a wide range of manifestations. Current classification do not have the capacity to classify all different types of radial polydactyly. We describe here a very rare and unusual case of bilateral preaxial polydactyly (triplication) in a woman and report the operations re...
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ژورنال
عنوان ژورنال: Development
سال: 1975
ISSN: 1477-9129,0950-1991
DOI: 10.1242/dev.33.3.745