Congenital Anomalies of the Upper Extremity pp Cite as. Congenital clasped thumb is a heterogeneous group of disorders characterized by inability to actively extend the metacarpophalangeal joint of the thumb. The thumb is located in flexion adduction position.
Search for more papers by this author. Congenital clasped thumb is a deformity that is associated with heterogeneous congenital anomalies and it has been addressed in many congenital syndromes. The aim of this study was to diagnose and evaluate cases of clasped thumb as regards the associated congenital anomalies and syndromes, and evaluation of the results of treatment of such cases.
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Congenital clasped thumb is a disorder characterized by flexion posture of the thumb secondary to extensor side underdevelopment, flexor side tightness, or both. Mild cases may be treated by splintage whereas more advanced cases require tendon transfer or a combination of tendon transfer and flexor side releases. Clasped thumb can be seen in conjunction with syndromes such as arthrogryposis and, in these cases, recognition of the abnormal anatomic structures is required to effect satisfactory reconstruction. Congenital clasped thumb.
Congenital clasped thumb is a progressive flexion and adduction deformity presenting with heterogeneous congenital anomalies. Although the disease is rare, diagnosis is usually delayed due to natural location of thumb within the palm in first 3 months of life. A 4-year-old girl with congenital clasped thumb deformity due to absence of extensor pollicis brevis tendon whose treatment consisted of extensor indicis proprius EIP transfer and z-plasty reconstruction to first web space.
Congenital clasped thumb is a flexion-adduction deformity at the MP joint where the palmar surface of the thumb characteristically rests tightly flexed against the palm of the hand beneath the four digits Fig. Newborns normally tend to maintain the thumb beneath the flexed fingers for the first 3—6 months . In utero the hand is held in a fist position with the digits overlapping the clasped thumb.
Post a Comment. Saturday, May 4, Congenital Clasped Thumb. Congenital clasped thumb describes a condition present at birth but potentially not recognized until months of age or even later in which the thumb is flexed into the palm.
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Congenital clasped thumb is a deformity that is associated with heterogeneous congenital anomalies and it has been addressed in many congenital syndromes. The aim of this study was to diagnose and evaluate cases of clasped thumb as regards the associated congenital anomalies and syndromes, and evaluation of the results of treatment of such cases. A prospective study on 40 patients with 73 clasped thumbs was done.
Congenital clasped thumb describes an anomaly which is characterized by a fixed thumb into the palm at the metacarpophalangeal joint in one or both hands. A study of Weckesser et al. The anomaly is in most cases bilateral present in both hands. In order for the thumb to maintain a normal position, a strict balance between these groups is required.