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20 lis 2022 · Images. Extensor Tendon Injuries are traumatic injuries to the extensor tendons that can be caused by laceration, trauma, or overuse. Diagnosis is made clinically by physical examination and performing various provocative tests depending on the location of the injury.
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Mallet Finger is a finger deformity caused by disruption of...
- Daniel Hatch MD
Dr. Hatch is an accomplished orthopedic surgeon specializing...
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26 lut 2023 · if simple dorsal dislocation, reduce with force directed volarly and in flexion. if complex dorsal dislocation, reduce with hyperextension of middle phalanx followed by palmar force. if rotatory volar dislocation, reduce by applying traction to finger with MCP and PIP joints in 90° of flexion.
Zone III: Disruption of the central slip, also called a Boutonnière deformity or jammed finger. This is characterised by a flexed position of the PIP joint and an extension or hyperextension of the DIP joint; Zone IV: injuries are frequently partial, with or without loss of extension at the PIP joint
There is an obvious droop of the tip of the finger and the patient will be unable to fully actively extend the finger at the DIP joint. A chronic mallet finger can present as a so-called "swan neck deformity" characterized by DIP hyperflexion with PIP hyperextension.
26 maj 2020 · A hyperextension injury of the finger is a condition where any of the finger joint moves beyond its normal range of motion i.e. it hyperextends. The cause of this condition can include: playing racket sports and a heavy fall on an outstretched arm.
Swan-Neck Deformity (SND) is a deformity of the finger characterized by hyperextension of the proximal interphalangeal joint (PIP) and flexion of the distal interphalangeal joint (DIP). Reciprocal flexion of the metacarpal phalangeal joint (MCP) can also be present.
A hyperextension injury of the finger occurs when one of the joints in the finger goes beyond its normal range of movement (hyperextends). Physiotherapy is important following a finger hyperextension injury.
