There is a clavicle on each side of the front, upper part of the chest.

In most cases, x rays will be taken of both clavicle bones for comparison purposes.

Also, sedentary individuals may be at a higher risk due to weakness in muscle stabilizers of the clavicle.

Anatomy The clavicle is the bone that connects the trunk of the body to the arm, and it is located directly above the first rib.

Traced upward, it splits to enclose the subclavius, and its two layers are attached to the clavicle, one in front of and the other behind the muscle the latter layer fuses with the deep cervical fascia and with the sheath of the axillary vessels.