CAISS Exam questions and answers well illustrated.

CAISS Exam questions and answers well illustrated. Boxed & Bold Text - correct answers.Represent AIS coding rules and conventions and contain directives to assist in the appropriate use of specific descriptions. Brackets - correct answers.Denote inclusive or exclusive information. Parentheseses - correct answers.Include synonyms or occasionally, non-clinical terms and provide a definition for the injury description. Semicolons - correct answers.Separate injury descriptors that are comparable in severity. Bold Type - correct answers.Identifies an anatomical structure Italics - correct answers.Are used for proper-named anatomical structures or injuries, and for OIS grades. AIS .1 - correct answers.Minor AIS .2 - correct answers.Moderate AIS .3 - correct answers.Serious AIS .4 - correct answers.Severe AIS .5 - correct answers.Critical AIS .6 - correct answers.Maximum Range of AIS severity codes - correct answers.1-6 Is "DEATH" part of the AIS severity scale? - correct answers.No Does a linear relationship exist between AIS severity codes? - correct answers.No (T/F) Injuries within the same code may not be strictly compatible. - correct answers.T AIS .9 - correct answers.Unknown (T/F) The AIS single digit severity number indicates the relative severity of injury in an "average person" who sustains the coded injury as his only injury. - correct answers.T Average Patient - correct answers.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 - correct answers.6 digits to the left of decimal point AIS Severity Number - correct answers.A single digit to the right of the decimal point. Body Region - correct answers.The first number in the pre-dot code stands for? Type of Anatomic Structure - correct answers.The second number in the pre-dot code stands for? Specific Anatomic Structure - correct answers.The third & fourth numbers in the pre-dot code stands for? Level of injury within the specific body region and anatomic structure - correct answers.The fifth & sixth numbers in the pre-dot code stands for? (T/F) AIS assesses the severity of single injuries. - correct answers.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. - correct answers.T There are how many ISS body regions? - correct answers.6 ISS Body Regions - correct answers.Head & Neck Face Chest Abdominal & Pelvic Contents Extremities & Pelvic Girdle External Head & Neck - correct answers.Include injury to the brain, skull, cervical spine or neck organs. (T/F) Asphyxia is assigned to the ISS Head region? - correct answers.T Face - correct answers.Include injury to mouth, ears, eyes, nose and facial bones. Chest - correct answers.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? - correct answers.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. - correct answers.F (T/F) There are 9 ISS body regions? - correct answers.F (T/F) Asphyxia is assigned to the ISS Chest region? - correct answers.F (T/F) Drowning is assigned to the Head & Neck region? - correct answers.f Abdomen and Pelvic Area - correct answers.Include injury to Lumber spine lesions. External - correct answers.Injuries that include lacerations, contusions, abrasions, hypothermia, electrical injury, whole body injury and burns are assigned to what region? 1-75 - correct answers.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. - correct answers.T Should patients with a AIS .9 code be included in research studies? - correct answers.No Underestimation of the ISS score - correct answers.Assigning injuries to too few body regions can result in what? Overestimation of the ISS Score - correct answers.Assigning injuries to too many ISS body regions can result in what? Injury - correct answers.The anatomic lesion resulting from a transfer of energy rather than a complication or immediate sequelae is what? Blunt, Penetration, Burns & Selected other Trauma - correct answers.The AIS includes injuries from the what mechanisms? (T/F) The AIS sometime permits the coding of immediate sequelae, but withing strictly defined rules? - correct answers.T (T/F) You can code suspected, possible or rule out diagnosis? - correct answers.F (T/F) Clinical diagnosis alone are not codable for certain injuries. - correct answers.T (T/F) In order to code clinical diagnosis, there must be back-up with a CT, MRI or autopsy documentation. - correct answers.T (T/F) Cranial Nerve Injuries or Basilar Skull Fractures are an exception to coding clinical diagnosis. - correct answers.T Basilar Skull Fracture - correct answers.Physical signs of raccoon eyes, Battle signs, CSF rhinorrhea, CSF otorrhea and Hemotympanum are indications of what? (T/F) AIS allows coding of cranial nerve "contusion" if there is documented cranial nerve weakness/paresis or subtotal loss of function? - correct answers.T (T/F) AIS allows coding of cranial nerve "laceration" if there is documented cranial nerve paralysis, or total loss of function? - correct answers.T (T/F) Coding a basilar skull fracture based on physical signs or manifestations is only permitted if there is evidence of traumatic head injury or the physical manifestations cannot be related to a peripheral or facial injury (e.g., facial fractures)? - correct answers.T (T/F) Complications are coded as injuries? - correct answers.F (T/F) Do not assume that a specific injury has occurred simply because a particular outcome occurred. - correct answers.T (T/F) Death is an automatic AIS .6. - correct answers.F (T/F) An AIS of .1 can result in death. - correct answers.T (T/F) Vertebral fractures and contusions are coded separately. - correct answers.F (T/F) Penetrating injuries that do not injure underlying structures should be coded in the Whole Area section of the dictionary chapter and assigned to the External ISS body region. - correct answers.T (T/F) In penetrating injuries, you should code the overlying skin injury, not just the organ injury. - correct answers.F (T/F) Bullet wounds associated with fractured bones should be coded as open fractures. - correct answers.T (T/F) A bullet can pass through soft tissue/skin only, completely missing other organs and systems, and cause only an AIS .1 injury. - correct answers.T (T/F) The not further specified (NSF) category allows for coding injuries when detailed information is lacking. - correct answers.T Open Fracture - correct answers.Skin overlying the fracture is lacerated. Closed Fracture - correct answers.Skin overlying the fracture is not lacerated. Articular Fracture - correct answers.Fracture involving the joint. Comminuted Fracture - correct answers.Multiple bone fragment fracture Displaced Fractrue - correct answers.Fracture in which two ends of the bone are not aligned Complex Fracture - correct answers.Fracture with three or more fragments with the proximal and distal fragments not touching Sprain - correct answers.Injury to joints Strain - correct answers.Injury to muscles, tendons Crush - correct answers.Massive destruction of body part with damage to underlying body systems (e.g., skeletal, organ and vascular) Amputation - correct answers.Total loss of body part from trauma or burn Vessel Laceration - correct answers.Same as puncture or perforation Minor vessel laceration - correct answers.Superficial, incomplete circumferential involvement, blood loss less than or equal to 20% by volume Major vessel laceration - correct answers.Rupture, transection, segmental loss, complete circumferential involvement, blood loss 20% by volume Thrombosis - correct answers.Includes any injury to the vessel resulting in its occlusion Muscle laceration - correct as rupture, tear or avulsion 20% blood loss in adults - correct answers. 1000 cc Nerve paresis (palsy) - correct answers.Subtotal loss of function Nerve paralysis - correct answers.Total loss of function Transection, Laceration, Contusion & Segmental Spasm, Aneurysm/Pseudoaneurysm, A-V Fistula, Intimal Flap - correct answers.Types of Arterial Injuries