CAISS – Thorax UPDATED Exam
Questions and CORRECT Answers
What does AIS define as part of the Chest? - Correct Answer- 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
What does ISS consider as part of the Chest? - Correct Answer- AIS Thorax Chapter,
Thoracic Spine, Drowning
How is an "Open" chest wound defined? - Correct Answer- Defined as a sucking chest wound
What region of the chest fills partly or complete with air, blood or mixture for a
pneumothorax, hemothorax, or hemopneumothorax? - Correct Answer- Intrapleural space.
What does the presence of air in the intrapleural space indicate? - Correct Answer- Tears in
the airway or chest wall, pneumothorax
What does the presence of blood in the intrapleural space indicate? - Correct Answer- Torn
blood vessels, hemothorax
If a patient has flail and non-flail ribs on the right side how would you code? - Correct
Answer- Unilateral flail chest and rib fractures without flail are coded only as flail.
How would you code rib fractures if the patient had flail on the right and no flail on the left? -
Correct Answer- Code as two separate injuries
Define flail chest. - Correct Answer- Three or more adjacent ribs each fractured in two or
more places
Is a costal cartilage fracture considered a rib fracture? - Correct Answer- Yes
, What is necessary to code lung contusion? - Correct Answer- History of trauma & verified by
imaging or autopsy.
Can you code both a lung contusion and lung laceration? - Correct Answer- Yes. Each are
considered independent injuries in the chest
If chest trauma is only diagnosised by it's sequela with no specific information how would
you code? - Correct Answer- Thoracic injury NFS
What sequela's in the chest can be coded? - Correct Answer- Air Embolus and Tamponade
When are branches of vessels coded? - Correct Answer- When the primary vessel is named.
How should an "incomplete transaction" of a vessel be coded? - Correct Answer- Incomplete
circumferential involvement
What are the named arteries in the Thoracic region? - Correct Answer- Thoracic Aorta,
Brachiocephalic, Pulmonary, Coronary, Subclavian
What is defined under "Other Named Arteries?" - Correct Answer- Intercostal, Internal
Mammary, Esophageal, Bronchial
What are the named veins in the thoracic region? - Correct Answer- Brachiocephalic,
Pulmonary, Subclavian, Vena Cava
What are the "Other Named" veins in the thoracic region? - Correct Answer- Azygos,
bronchial, esophageal, hemiazygos, intercostal, internal jugular, internal mammary
What Nerve(s) are coded in the thorax? - Correct Answer- Vagus
A through and through GSW that does not interfere with any anatomical structure should be
coded as? - Correct Answer- Soft Tissue Penetrating injury
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
