Introduction: Intrathoracic displacement of head of humerus is very uncommon condition that can be life threatening by lung or heart injuries. There is a report of this condition that intrathoracic bone fragment was missed. Because of rare incidence there is no guideline for approach and treatment of this condition.
Presentation of case: We here present a man with car roll over that fractured head of humerus displaced to thorax.
Discussion: This condition requires team workup of trauma surgeon, orthopedic surgeon and physical therapist that any of them must made a good decision according to the patient's condition.
Conclusion: Displaced fractured head of humerus into thorax is rare condition that needs more punctuality for on time diagnosis and team approach.