This document contains information about several medical cases involving different types of trauma: - Case 1 summary describes a right parietal fissure fracture, right frontal epidural hematoma, and right frontopareital subgaleal hematoma. - Case 2 summary describes bilateral acute subdural hematomas, right frontopareital subarachnoid hemorrhage, and diffuse cerebral edema. - Case 3 summary describes a right diaphragmatic rupture with liver herniation into the right hemithorax. - The document then provides additional information on abdominal trauma, describing common injuries from blunt and penetrating trauma such as haemoperitoneum, splenic trauma, hepatic trauma