CAISS CORE MAIN 2027 QUESTIONS AND
ANSWERS SET A+
✔✔Which are typically more extensive - degloving or avulsion? - ✔✔degloving
✔✔Soft tissue injuries are dispersed across body regions in the AIS book and are
coded as what ISS body region? - ✔✔external
✔✔When an external injury occurs without underlying injury, it is coded to the specific
_______________ AIS region, but assigned to the ________________ ISS region. -
✔✔body AIS; external ISS
✔✔When should the AIS body region external codes be used for skin injuries? - ✔✔no
body region info is available
✔✔(T/F) When a skin injury (abrasion, contusion, etc.) occurs over an underlying injury
they should be coded separately to the specific body region. - ✔✔TRUE (ex. open fx,
penetrating)
✔✔1st degree burn is described as _________? - ✔✔superficial
✔✔2nd degree burn is described as __________? - ✔✔partial thickness
✔✔3rd degree burn is described as _________? - ✔✔full thickness
✔✔Is age adjustment required for burns? - ✔✔YES
✔✔When burns are only described as combined degrees, the coder should choose the
least or most severe code? - ✔✔most severe
✔✔When burns occur in varying degrees, which type of burns are coded separately
from the others? - ✔✔1st degree
, ✔✔When either 2nd and/or 3rd degree burns are < 10% TBSA, should the 2nd and 3rd
degree burns be coded separately or combined? - ✔✔separately
✔✔If 2nd and 3rd degree burns combined are > 10% TBSA, they should be coded
separately or combined? - ✔✔combined
✔✔Burn amputations should be coded to which ISS body region? - ✔✔specific to body
part
✔✔Are burns coded separately from burn amputations they cause? - ✔✔NO
✔✔If an electrical injury causes a "flash" burn, should the burn injury be coded
separately? - ✔✔NO
✔✔Frostbite is assigned to which ISS body region? - ✔✔external
✔✔Asphyxia/suffocation is assigned to which ISS body region? - ✔✔Head
✔✔Caustic agent inhalation injuries are assigned to which ISS body region? - ✔✔Chest
✔✔Caustic agent ingestion injuries are coded to which ISS body region? - ✔✔specific
organ injured
✔✔Hypothermia is coded to which ISS body region? - ✔✔External
✔✔Whole body blast injuries are assigned an AIS code of _______ and are coded to
which ISS body region? - ✔✔6; External
✔✔List the five (5) body parts coded in the AIS face body region. - ✔✔1) eyes
2) ears
3) nose
4) mouth
5) facial bones
✔✔What is the only vessel included in the Face AIS body region? - ✔✔external carotid
(and its branches, facial/internal maxillary)
✔✔What AIS body region do the hyoid & palatine bones belong? - ✔✔face
✔✔What is the only nerve included in the Face AIS body region? - ✔✔optic (intraorbital)
✔✔A compound fracture is considered open or closed? - ✔✔open
ANSWERS SET A+
✔✔Which are typically more extensive - degloving or avulsion? - ✔✔degloving
✔✔Soft tissue injuries are dispersed across body regions in the AIS book and are
coded as what ISS body region? - ✔✔external
✔✔When an external injury occurs without underlying injury, it is coded to the specific
_______________ AIS region, but assigned to the ________________ ISS region. -
✔✔body AIS; external ISS
✔✔When should the AIS body region external codes be used for skin injuries? - ✔✔no
body region info is available
✔✔(T/F) When a skin injury (abrasion, contusion, etc.) occurs over an underlying injury
they should be coded separately to the specific body region. - ✔✔TRUE (ex. open fx,
penetrating)
✔✔1st degree burn is described as _________? - ✔✔superficial
✔✔2nd degree burn is described as __________? - ✔✔partial thickness
✔✔3rd degree burn is described as _________? - ✔✔full thickness
✔✔Is age adjustment required for burns? - ✔✔YES
✔✔When burns are only described as combined degrees, the coder should choose the
least or most severe code? - ✔✔most severe
✔✔When burns occur in varying degrees, which type of burns are coded separately
from the others? - ✔✔1st degree
, ✔✔When either 2nd and/or 3rd degree burns are < 10% TBSA, should the 2nd and 3rd
degree burns be coded separately or combined? - ✔✔separately
✔✔If 2nd and 3rd degree burns combined are > 10% TBSA, they should be coded
separately or combined? - ✔✔combined
✔✔Burn amputations should be coded to which ISS body region? - ✔✔specific to body
part
✔✔Are burns coded separately from burn amputations they cause? - ✔✔NO
✔✔If an electrical injury causes a "flash" burn, should the burn injury be coded
separately? - ✔✔NO
✔✔Frostbite is assigned to which ISS body region? - ✔✔external
✔✔Asphyxia/suffocation is assigned to which ISS body region? - ✔✔Head
✔✔Caustic agent inhalation injuries are assigned to which ISS body region? - ✔✔Chest
✔✔Caustic agent ingestion injuries are coded to which ISS body region? - ✔✔specific
organ injured
✔✔Hypothermia is coded to which ISS body region? - ✔✔External
✔✔Whole body blast injuries are assigned an AIS code of _______ and are coded to
which ISS body region? - ✔✔6; External
✔✔List the five (5) body parts coded in the AIS face body region. - ✔✔1) eyes
2) ears
3) nose
4) mouth
5) facial bones
✔✔What is the only vessel included in the Face AIS body region? - ✔✔external carotid
(and its branches, facial/internal maxillary)
✔✔What AIS body region do the hyoid & palatine bones belong? - ✔✔face
✔✔What is the only nerve included in the Face AIS body region? - ✔✔optic (intraorbital)
✔✔A compound fracture is considered open or closed? - ✔✔open
