CAISS – Thorax Exam Questions and Answers
Updated (Verified Answers)
1.What does AIS define as part of the Chest ANS 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 ANS AIS Thorax Chapter, Thoracic Spine, Drowning
3.How is an "Open" chest wound defined ANS 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 ANS Intrapleural space.
5.What does the presence of air in the intrapleural space indicate ANS Tears in the airway or chest wall, pneumothorax .What does the presence of blood in the intrapleural space indicate ANS Torn blood vessels, hemothorax
7.If a patient has flail and non-flail ribs on the right side how would you code ANS 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 ANS Code as two separate injuries
9.Define flail chest ANS Three or more adjacent ribs each fractured in two or more places
10.Is a costal cartilage fracture considered a rib fracture ANS Yes
11.What is necessary to code lung contusion ANS History of trauma & verified by imaging or autopsy.
12.Can you code both a lung contusion and lung laceration ANS Yes. Each are considered independent injuries in the chest
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