2025年1月8日 · Hitchhiker thumb deformity, also known as Z-thumb, zig-zag deformity, or duckbill thumb, is a clinical and radiographic sign most commonly associated with rheumatoid arthritis …

2023年9月23日 · It is also known as Z-shaped deformity of the thumb. Hitchhiker’s thumb is not painful and does not make it harder to use your hands. Unlike your fingers, which have three …

Z deformity of the thumb prevents pinching because the force of the tendons causes the thumb to collapse into MCP flexion and IP hyperextension [6]. Thumb function is important for …

Basilar Thumb Arthritis, also referred to as trapeziometacarpal (TMC) arthritis, is a common degenerative condition caused by attenuation of the volar beak and dorsoradial ligaments, …

2022年6月7日 · What is the deformity? Several deformities are possible with OA at the base of the thumb, but one particular deformity pattern (the Zig Zag deformity) is most common. With …

2025年1月8日 · The Z or zig zag deformity is one of the musculoskeletal manifestations of rheumatoid arthritis in hand 1,2: This should be differentiated from the Z-thumb deformity, also …

The Z-Shaped deformity is caused by Arthritis of the Thumb CMC Joint. So it’s usually something that has slowly progressed over the years. The deformity develops as a result of the arthritic …

Total joint replacement has certain advantages over other surgical treatment methods for osteoarthritis of the thumb carpometacarpal joint, including restoration of thumb length and …

The permanent paralytic deformities due to leprosy neuropathy can all be surgically corrected. Tendon transfer surgery can correct the muscular imbalance that may result from ulnar, …

Hitchhiker`s Thumb, also known as the Z-deformity or Z-shaped deformity, occurs when the distal phalanx of the thumb is able to flex backwards at an angle greater than 90 degrees, enabling it …