The anconeus is a small muscle in the posterior compartment of the arm at the lateral aspect of the elbow. It has little functional significance but should be differentiated from the variably present anconeus epitrochlearis at the medial aspect of the elbow.


Related pathology

In chronic cases of lateral epicondylitis (tennis elbow) increased signal intensity of the nearby anconeus muscle may be an associated finding. 

Anatomy: Upper limb
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Article information

rID: 23236
Section: Anatomy
Synonyms or Alternate Spellings:
  • Anconeus muscle

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Cases and figures

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    Figure 1: posterior elbow
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    Figure 2: posterior elbow
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    TR 613 / TE 14, 2...
    Case 1: normal anconeus muscle
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