外傷

1. Origins, structure, and basic meaning

• Structure: 外傷 (がいしょう) combines external 外 with injury 傷 to denote bodily trauma caused from outside.
• Basic usage: 外傷 denotes bodily injury caused by an external force.

2. Common pitfalls and similar expressions

• Externally caused injury
  • 外傷が presents the injury as present, while 外傷の links it to a following noun such as its type or severity.