CAISS Thorax Exam Questions and Correct Answers (2024
2025) (Verified)
1. What does AIS define as part of the Chest?: Skin (excluding shoulder
girdle & sternoclavicular region), Trachea & Esophagus below the
sternal notch, bronchus, diaphragm, heart, lungs, rib cage, sternum,
Thorcic vessels(including thoracic aorta & vena cava), Thoracic Spine
2. What does ISS consider as part of the Chest?: AIS Thorax Chapter,
Thoracic Spine, Drowning
3. How is an "Open" chest wound defined?: Defined as a sucking chest
wound
4. What region of the chest fills partly or complete with air, blood or mixture
for a pneumothorax, hemothorax, or hemopneumothorax?: Intrapleural
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, space.
5. What does the presence of air in the intrapleural space indicate?: Tears
in the airway or chest wall, pneumothorax
6. What does the presence of blood in the intrapleural space indicate?:
Torn blood vessels, hemothorax
7. If a patient has flail and non-flail ribs on the right side how would you
code?: Unilateral flail chest and rib fractures without flail are coded
only as flail.
8. How would you code rib fractures if the patient had flail on the right and
no flail on the left?: Code as two separate injuries
9. Define flail chest.: Three or more adjacent ribs each fractured in two
or more places
10.Is a costal cartilage fracture considered a rib fracture?: Yes
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2025) (Verified)
1. What does AIS define as part of the Chest?: Skin (excluding shoulder
girdle & sternoclavicular region), Trachea & Esophagus below the
sternal notch, bronchus, diaphragm, heart, lungs, rib cage, sternum,
Thorcic vessels(including thoracic aorta & vena cava), Thoracic Spine
2. What does ISS consider as part of the Chest?: AIS Thorax Chapter,
Thoracic Spine, Drowning
3. How is an "Open" chest wound defined?: Defined as a sucking chest
wound
4. What region of the chest fills partly or complete with air, blood or mixture
for a pneumothorax, hemothorax, or hemopneumothorax?: Intrapleural
1/3
, space.
5. What does the presence of air in the intrapleural space indicate?: Tears
in the airway or chest wall, pneumothorax
6. What does the presence of blood in the intrapleural space indicate?:
Torn blood vessels, hemothorax
7. If a patient has flail and non-flail ribs on the right side how would you
code?: Unilateral flail chest and rib fractures without flail are coded
only as flail.
8. How would you code rib fractures if the patient had flail on the right and
no flail on the left?: Code as two separate injuries
9. Define flail chest.: Three or more adjacent ribs each fractured in two
or more places
10.Is a costal cartilage fracture considered a rib fracture?: Yes
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