ing! y, most series of patients with ulnar deficiency have be6n 3trelatively small. Several different classification systems based pri We present a classification system on the basis of our longterm followup of a large number (29)f patients with longitudinal deficiency of the ulna.
Correlation With Current Classification Systems A summary of the current forearmelbow16 and hand9 classification systems for ulnar deficiency, as well as the number of extremities in our series that could be classified by Ulnar ray deficiency is rare and has a variable presentation. As a result, there are many different classification systems for this anomaly. Furthermore, the developmental biology of the anomaly is still not fully understood.
The aim of this article is to review the previous classification systems, present the clinical features in 72 cases and discuss Classification of ulnar deficiency according to the thumb and first web. Cole RJ(1), Manske PR. Author information: (1)Orthopaedic Clinic, Memphis, TN, USA. Fiftyfive ulnardeficient upper extremities in 45 patients treated at the St.
Louis Shriner's Hospital were reviewed in order to evaluate the hand abnormalities. deficiency of the ulna andor the ulnar sided carpal structures unstable elbow and stable wrist or vice versa elbow abnormalities more common than wrist abnormalities Classification of ulnar deficiency according to the thumb and first web.
Ogino and Kato provided a system which also integrated into the classification the deficiency of fingers at the ulnar Ulnar longitudinal deficiency (ULD) is a general term that encompasses a wide range of conditions varying from absence of ulnar rays and ulnar carpal bones to complete absence of the ulna; radial head dislocation or radiohumeral synostosis, and Apr 20, 2018 Ulnar clubhand is much less common than radial clubhand and is more appropriately referred to as ulnar deficiencies of the forearm.
Most cases are sporadic in occurrence, although genetic syndromes are associated with ulnar dysplasia.