extensor digitorum muscle

(redirected from Extensor digitorum communis)
Also found in: Acronyms.

ex·ten·sor di·gi·to·rum mus·cle

[TA]
muscle of posterior (extensor) compartment of forearm; origin, lateral epicondyle of humerus; insertion, by four tendons into the bases of the middle and distal phalanges; action, extends fingers, especially at metacarpophalangeal joint; nerve supply, radial (posterior interosseous).

ex·ten·sor di·gi·to·rum mus·cle

(eks-ten'sŏr dij-i-tō'rŭm mŭs'ĕl) [TA]
Origin, lateral epicondyle of humerus; insertion, by four tendons into the base of the proximal and middle and base of the distal phalanges; action, extends fingers; nerve supply, radial (posterior interosseous).
Synonym(s): musculus extensor digitorum [TA] , extensor muscle of fingers, musculus extensor digitorum communis.

extensor digitorum muscle

Forearm muscle. Origin: lateral epicondyle of humerus. Insertion: common extensor tendon of fingers. Nerve: radial (C7-C8). Action: extends fingers and wrist.
See: arm for illus. (Muscles of the Arm)
See also: muscle
References in periodicals archive ?
041) at the 50th percentile affecting the flexor pollicis longus and extensor digitorum communis, respectively.
The superficial interval between the extensor carpi radialis brevis and the extensor digitorum communis was incised and the supinator muscle belly was exposed (Figs.
Recordings with both electrodes were performed on the extensor digitorum communis (EDC) muscle under voluntary contraction on the same day.
Kouyoumdjian JA, Stalberg EV Concentric needle single fiber electromyography: normative jitter values on voluntary activated Extensor Digitorum Communis.
Motor unit morphology was normal indicating a recent injury, so were the findings in extensor digitorum communis and extensor carpi ulnaris.
In patients suffering from radial nerve palsy, tendon transfer of the FCU to the extensor carpi radialis longus and extensor digitorum communis muscles is commonly done (Lieber & Friden, 1997; Lieber et al.
Double or triple extensor digitorum communis (EDC) to long fingers, single or triple EDC to ring finger and single or double EDC to small finger (3).
Background: Single-fiber electromyography (SFEMG) abnormality in the extensor digitorum communis (EDC) was reported in ocular myasthenia gravis (OMG), which indicated subclinical involvement beyond extraocular muscles in OMG patients.
EMG was used to record the electrical activity of 4 muscles (Figure 2) involved in high pinch forces and studied in previous dental research: flexor digitorum superficialis, flexor pollicis longus, extensor digitorum communis and extensor carpi radialis brevis.
Extensor indicis proprius and extensor digitorum communis to index finger tendon rupture after open reduction and internal fixation of distal radius fracture with locked plate is a rare complication, reported only twice previously in the literature.
Muscle power were grade 5/5 in the shoulder girdle, 4/5 in the extensor digitorum communis, flexor carpi ulnaris (FCU), flexor carpi radialis (FCR) and 3/5 in the abductor pollicis brevis (APB), opponens pollicis (OP), dorsal and palmar interossei (10), abductor digiti minimi (ADM).

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