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: Surgery
A patient having Glasgow score of 12 is suffering from 
Select and explain. 
A. Minor head injury, B. Mild head injury, C. Moderate head injury, D. Severe head injury
C: Moderate head injury
Answer: C: Moderate head injury 
Explanation: Severity of head injury is classified according to the Glasgow Coma Score (GCS), as the GCS – and in particular the motor score – is the best predictor of neurological outcome:
- Minor head injury: GCS 15 with no loss of consciousness (LOC);
- Mild head injury: GCS 14 or 15 with LOC;
- Moderate head injury: GCS 9–13;
- Severe head injury: GCS 3–8.