REMSTARBC.ca    Rural Emergency Medicine Simulation Training and Resource - British Columbia
This page concentrates on an overall approach to the patient who presents with undifferentiated shock.
In many or even most cases, the cause of shock will be apparent both from the history and clinical picture.
However, there will be patients, often unconscious, where the cause of their hypotension is not obvious.
The key with these patients is to have a simultaneous treatment/assessment approach.
The Power Point below hopefully outlines this.

The Power Point below is from the London School of Hygiene and Tropical Medicine and is the summary of the
CRASH 2 trial on Tranexamic Acid in Trauma patients.