What causes Clavicle Fractures? Clavicle fractures are most often attributable to a immediate blow to your shoulder, which often can occur through a drop on to the shoulder or in a collision, such as a vehicle collision. Depending upon the severity, clavicle fractures may be handled within an arm sling, https://www.theorthopaedicandpainpractice.com/what-is-a-clavicle-fracture-is-it-serious/?_gl=1*xbbxlb*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB