Occipital triangle

The occipital triangle is one of the paired triangles in the posterior triangle of the neck. The triangles of the neck are surgically focused, first described from early dissection-based anatomical studies which predated cross-sectional anatomical description based on imaging (see deep spaces of the neck).

Boundaries

• anterior: posterior border of sternocleidomastoid
• posterior: anterior border of trapezius
• inferior: inferior belly of omohyoid

Contents

• spinal accessory nerve
• cutaneous and muscular branches of the cervical plexus
• upper most part of brachial plexus
• supraclavicular nerve
• transverse cervical vessels