quadrangular space of triceps brachii

Introduction

The space bounded by the long & lateral heads of the triceps brachii, teres major (inferiorly) & teres minor (superiorly). The axillary nerve traverses this quadrangle.

More general terms

• quadrangule
• anatomic structure

Additional terms

• axillary nerve (circumflex nerve)
• teres major
• teres minor
• triceps