CAISS Injury Severity Scoring 4

Question 1

Which of the following is a recognized limitation of the standard ISS?

Accepted Answer

Multiple serious injuries in the same body region may be underrepresented

Answer

Because ISS uses only one injury per region, a patient with two AIS 5 chest injuries is scored the same as one with a single AIS 5 chest injury.

Question 2

Which AIS edition introduced standardized crash pulse and biomechanical coding?

Accepted Answer

AIS-2005 Update 2008

Answer

AIS-2005 Update 2008 included refinements to vehicle crash coding and biomechanical injury descriptors.

Question 3

For the ISS, which body region captures injuries to the skin and soft tissue without underlying organ damage?

Accepted Answer

External

Answer

The External region covers skin lacerations, burns, and superficial soft-tissue injuries not assigned to other regions.

Question 4

A patient with AIS scores of 5 (head), 3 (chest), and 1 (extremity) has an ISS of:

Accepted Answer

35

Answer

ISS = 5² + 3² + 1² = 25 + 9 + 1 = 35.

Question 5

The Abbreviated Injury Scale uses which coding structure to identify specific injuries?

Accepted Answer

A seven-digit numeric code

Answer

Each AIS injury is assigned a unique seven-digit numeric code that specifies body region, type, and severity.

(CAISS) Certified Abbreviated Injury Scale Specialist Practice Test