File:Finger FDS testing.png
Finger_FDS_testing.png (300 ร 277 pixels, file size: 49 KB, MIME type: image/png)
Summary
Testing the flexor digitorum superficialis [FDS]. The FDS to the middle finger is tested by holding the other 3 fingers in full extension, thereby immobilizing the profundis [FDP] (shown in black), and asking the patient to "bend the finger." Note that the FDP flexes the DIP specifically, but will also flex the PIP indirectly as well. By holding the other 3 fingers in extension, the FDP cannot move, and thus active PIP flexion in this position will demonstrate the integrity of the FDS (action shown in blue).
From https://orthopaedia.com/page/Flexor-tendon-injury
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:17, 3 April 2022 | 300 ร 277 (49 KB) | Jeremy (talk | contribs) | Testing the flexor digitorum superficialis [FDS]. The FDS to the middle finger is tested by holding the other 3 fingers in full extension, thereby immobilizing the profundis [FDP] (shown in black), and asking the patient to "bend the finger." Note that the FDP flexes the DIP specifically, but will also flex the PIP indirectly as well. By holding the other 3 fingers in extension, the FDP cannot move, and thus active PIP flexion in this position will demonstrate the integrity of the FDS (action... |
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