Goniometry: Finger Metacarpophalangeal Joint Extension
Finger metacarpophalangeal (MCP) joint extension
Patient is sitting with forearm and hands supported, forearm in midposition, wrist neutral and MCP joint in neutral position.
|AXIS LOCATION||STATIONARY ARM||MOVEMENT ARM|
|Dorsal aspect of MCP joint||Dorsal midline of the metacarpal||Dorsal midline of the proximal phalanx|
Expected range of motion is 45 degrees.
- Norkin CC, White DJ. Measurement of Joint Motion: A Guide to Goniometry. FA Davis; 2021 Feb 07.