Keywords Left upper limb comminuted fracture;Traumatic brain injury;Cephalohematoma postoperation;Urinary tract infection;Prerenal oliguria.;Diagnosis and treatment;

• 左上肢粉碎性骨折;创伤性脑损害;颅内血肿术后;尿路感染;肾前性少尿;诊断与治疗;