Infraclavicular Fossa

Brian Lee
Aug 25, 2025
Reviewed
Table of Contents

Summary

The infraclavicular fossa is a small, triangular depression just below the lateral third of the 🦴 clavicle, between the 💪 pectoralis major and 💪 deltoid muscles. It marks the uppermost part of the deltopectoral groove and is most visible when the arm is slightly abducted.

Illustrations

Diagram depicting Torticollis
Henry Vandyke Carter, Public domain, via Wikimedia Commons

References