This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Orthopaedics
[{'content': 'Factors favoring fat embolism in trauma patient-a) Diabetes Mellitusb) Mobility of jointc) Resp. failured) Hypvolemic shock \nSelect and explain. \nA. b, B. c, C. ac, D. ad', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Development of fat embolism syndrome in traumatized patients (i.e. post-traumatic fat embolism syndrome) is favored by :-\n\nSeveral general pre-existent conditions : old age, diabetes mellitus.\nSevere coexisting pathological condition following the trauma event : Shock, sepsis, DIC\n\nLocal conditions : Pressure, fracture mobility, humoral effects.\nAbout option b\n\nMobility at fracture site is a risk factor, not mobility at the joint.', 'role': 'assistant'}]