In an emergency situation, should you leisurely wait for a CT scan to decide whether or not to take action? Any experienced emergency physician would curse upon hearing that. A CT scan is just an auxiliary test; doctors need to consider clinical symptoms. Even if the CT scan shows nothing wrong inside the skull, you can't assume there's no major issue and take no urgent action. Relying solely on giving the patient fluids to maintain blood pressure just doesn't cut it.
"Teacher Wei, it could be someone who's inexperienced, perhaps a new graduate or a graduate or doctoral student on ward duty." A doctor below voiced their opinion after hearing this.
Indeed, if it were an experienced specialist, they would have rushed down upon hearing the emergency room doctor say so, knowing that a scalp injury with heavy bleeding is tricky to handle.