Medial triangular space
Disclosures
- updated 7 Sep 2022:
Nothing to disclose
Updates to Article Attributes
Body
was changed:
The medial (or upper) triangular space is a communication between the axilla and the posterior scapula region. It should not be confused with the similarly named lateral (lower) triangular space.
Gross anatomy
It is a medially pointing triangle with a base laterally and apex inferomedially.
Boundaries
- laterally: medial border of the long head of triceps brachii muscle
- inferiorly: superior border of the teres major muscle
- superiorly: inferior border of the subscapularis muscle (some references list teres minor muscle 2)
Contents
- circumflex scapular artery and vein
-<li>laterally: medial border of the long head of <a href="/articles/triceps-brachii">triceps brachii</a> muscle</li>-<li>inferiorly: superior border of the <a href="/articles/teres-major">teres major</a> muscle</li>- +<li>laterally: medial border of the long head of <a href="/articles/triceps-brachii-muscle-1">triceps brachii</a> muscle</li>
- +<li>inferiorly: superior border of the <a href="/articles/teres-major-muscle">teres major</a> muscle</li>
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