Boxed & Bold Text - Represent AIS coding rules and conventions and contain directives to assist in the appropriate use of specific descriptions.
Brackets - Denote inclusive or exclusive information.
Parentheseses - Include synonyms or occasionally, non-clinical terms and provide a definition ...
CAISS Exam Study Updated Questions and Answers 2023 -2024 Boxed & Bold Text - Represent AIS coding rules and conventions and contain directives to assist in the appropriate use of specific descriptions. Brackets - Denote inclusive or exclusive information. Parentheseses - Include sy nonyms or occasionally, non -clinical terms and provide a definition for the injury description. Semicolons - Separate injury descriptors that are comparable in severity. Bold Type - Identifies an anatomical structure Italics - Are used for proper -named anatomical structures or injuries, and for OIS grades. AIS .1 - Minor AIS .2 - Moderate AIS .3 - Serious AIS .4 - Severe AIS .5 - Critical AIS .6 - Maximum Range of AIS severity codes - 1-6 Is "DEATH" part of the AIS severity scale? - No Does a linear relationship exist between AIS severity codes? - No (T/F) Injuries within the same code may not be strictly compatible. - T AIS .9 - Unknown (T/F) The AIS single di git severity number indicates the relative severity of injury in an "average person" who sustains the coded injury as his only injury. - T Average Patient - Adult 25 -40 years of age Free of pre -existing conditions Free of treatment complications Receiving timely, appropriate care for the injury Pre-dot Code - 6 digits to the left of decimal point AIS Severity Number - A single digit to the right of the decimal point. Body Region - The first number in the pre -dot code stands for? Type of Anatomic Structure - The second number in the pre -dot code stands for? Specific Anatomic Structure - The third & fourth numbers in the pre -dot code stands for? Level of injury within the specific body region and anatomic structu re - The fifth & sixth numbers in the pre -dot code stands for? (T/F) AIS assesses the severity of single injuries. - T (T/F) The ISS is the sum of the squares of the highest AIS in each of the (3) most severity injured ISS body regions. - T There are ho w many ISS body regions? - 6 ISS Body Regions - Head & Neck Face Chest Abdominal & Pelvic Contents Extremities & Pelvic Girdle External Head & Neck - Include injury to the brain, skull, cervical spine or neck organs. (T/F) Asphyxia is assigned to the ISS Head region? - T Face - Include injury to mouth, ears, eyes, nose and facial bones. Chest - Include injury to abdominal and pelvic contents, including all lesions to internal organs in the respective cavities and injuries to diaphragm, rib cage and thoracic spine. (T/F) Drowning is assigned to the Chest region? - T (T/F) The ISS is the sum of the squares of the highest AIS in each of the (5) most severity injured ISS body regions. - F (T/F) There are 9 ISS body regions? - F (T/F) Asphyxia is assigned to the ISS Chest region? - F (T/F) Drowning is assigned to the Head & Neck region? - f Abdomen and Pelvic Area - Include injury to Lumber spi ne lesions. External - Injuries that include lacerations, contusions, abrasions, hypothermia, electrical injury, whole body injury and burns are assigned to what region? 1-75 - The ISS score ranges from what to what? (T/F) An ISS of 75 can be derived in 2 ways: one AIS .5 injury in each of three body regions or a single AIS .6 injury. - T Should patients with a AIS .9 code be included in research studies? - No Underestimation of the ISS score - Assigning injuries to too few body regions can result in what? Overestimation of the ISS Score - Assigning injuries to too many ISS body regions can result in what? Injury - The anatomic lesion resulting from a transfer of energy rather than a complication or immediate sequelae is what? Blunt, Penetration, Burns & Selected other Trauma - The AIS includes injuries from the what mechanisms? (T/F) The AIS sometime permits the coding of immediate sequelae, but withing stri ctly defined rules? - T (T/F) You can code suspected, possible or rule out diagnosis? - F (T/F) Clinical diagnosis alone are not codable for certain injuries. - T (T/F) In order to code clinical diagnosis, there must be back -up with a CT, MRI or autopsy documentation. - T (T/F) Cranial Nerve Injuries or Basilar Skull Fractures are an exception to coding clinical diagnosis. - T Basilar Skull Fracture - Physical signs of raccoon eyes, Battle signs, CSF rhinorrhea, CSF otorrhea and Hemotympanum are indica tions of what?
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