What is Pantrapezial osteoarthritis?
In advanced cases, the arthritis will also involve the lower surface of the trapezium, where it joins the scaphoid bone. This is termed the scaphotrapezial-trapezoidal (STT) joint. When both the TM and STT joint are involved, this is termed pantrapezial osteoarthritis.
What does rhizarthrosis mean?
Rhizarthrosis : definition Rhizarthrosis is caused by the wearing down of the joint located at the base of the thumb between the first metacarpal bone and trapezium, which is a wrist bone.
What is the trapeziometacarpal joint?
The trapeziometacarpal joint is commonly referred to as an incongruous saddle joint. It makes possible the wide circumduction of the thumb, enabling activities such as grasping and pinching , that involves three arcs of motion: flexion–extension, abduction–adduc- tion, and pronation–supination.
Where is the Trapeziometacarpal joint?
The trapeziometacarpal joint is the articulation between the trapezium and the base of the first metacarpal bone….Trapeziometacarpal joint.
|Type||Synovial saddle joint; multiaxial|
|Articular surfaces||Distal surface of trapezium, proximal surface of metacarpal bone 1|
What can go wrong after a Trapeziectomy?
Possible complications of a trapeziectomy Possible problems include swelling, bruising, bleeding, blood collecting under the wound (haematoma), infection and splitting open of the wound (dehiscence).
Where is the trapeziometacarpal joint located?
The trapeziometacarpal joint is the articulation between the trapezium and the base of the first metacarpal bone. Along with the common carpometacarpal joint, it is one of the two joints of the hand whose function is to connect the distal surface of the carpus with the proximal surface of the metacarpus.