CAISS Certification A+ Compiled Questions and Correct Answers

AIS Severity Scale - 1. Minor 2. Moderate 3. Serious 4. Severe 5. Critical 6. Maximum (untreatable) 9: Unknown, NFS *Death is not part of the scale How descriptors are labeled in AIS book - Parentheses () : synonyms and definitions Brackets {} : inclusions/exlusions and grading scales Boxed in bold type: directions Semicolons ; : separates descriptors that are comparable MAIS - Maximum AIS ISS - The sum of the squares of the highest AIS in each of the 3 most severely injured ISS body regions. A2 + B2 + C2 = ISS What's Included in the Head/Neck region? - Brain Skull Cervical Spine Neck Asphyxia What's included in the face region? - Mouth Ears Eyes Nose Facial Bones What's included in the abdomen/pelvis region? - Lumbar Spine Abdomen Pelvis What's included in extremities and pelvic girdle? - Sprains Fractures Dislocations Amputations What's involved in the external region? - Lacerations Contusions Abrasions Burns Hypothermia Electrical Whole Body Injuries Sequelae that can be coded - Asphyxia Blood Loss Air Embolism Pneumothorax/Hemothorax Brain Swelling/Edema Compartment Syndrome Tamponade How to code a GSW with fx - open fx AIS Code for multiple minor stab wounds - 916000.1 - penetrating injury Extra-Articular - Does not involve joint Partial Articular (Intra-articular) - involves part of the joint complete articular - involves entire joint Bilateral injury rules - code separately Blood Loss - 1,000 ml blood loss = 20% blood loss in the average adult 5,000 ml blood loss = 100% blood loss * 20% = active extravasation Ranking of reliable sources from most reliable to least - 1. Autopsy 2. op report 3. radiology report 4. nursing notes/trauma flow sheet 5. discharge summary 6. face sheet 7. run sheets 8. bystanders 9. patient What else is DAI known as? - white matter shearing