CAISS FINAL TEST 2026 QUESTIONS WITH
CORRECT ANSWERS GRADED A+
◍ Degloving.
Answer: coded as avulsion
◍ What facial bone must be fractured to have a LeFort fracture?.
Answer: pterygoid plate
◍ Cranial nerve contusion is coded when there is what documented?.
Answer: weakness/paresis or subtotal loss of function
◍ Intimal Tear.
Answer: If the injury is described only as "dissection" and there is no
disruption to the vessel, code to
◍ Can lung contusions be coded on the bases of pulmonary dysfunction
alone?.
Answer: NO (must be verified by radiograph, autopsy, or collaboration of
the physician & have hx of chest trauma)
◍ Supratentorial.
Answer: Described as blood along the tentorium and is coded to the
Cerebrum
◍ A penetrating injury to the face w/ massive destruction is coded under what
ISS body region?.
Answer: Face
◍ What is the only vessel included in the Face AIS body region?.
Answer: external carotid (and its branches, facial/internal maxillary)
◍ Lamina Papyracea.
Answer: Is part of the medial wall of the orbit
,◍ Tympanic membrane.
Answer: Also known as the eardrum
◍ Frostbite is assigned to which ISS body region?.
Answer: external
◍ Numerical ranking of severity: 3.
Answer: serious
◍ hemomediastinum.
Answer: referred to as mediastinal hematoma
◍ External Carotid Artery.
Answer: Includes facial, temporal, and internal maxillary arteries
◍ Uvea.
Answer: Consists of the iris, choroid of the eye, and the ciliary body and the
iris should be coded to this
◍ Parotid Gland.
Answer: This gland is included in the Salivary Gland
◍ Cranial nerve laceration is coded when what is documented?.
Answer: paralysis or total loss of function
◍ Hematoma NFS.
Answer: Extra-Axial is coded to
◍ Laceration.
Answer: Unless contusion or laceration is specified, code total loss of nerve
function (paralysis) as a
◍ fetal demise.
Answer: is a consequence of trauma from a pregnant female and is not an
injury itself.
◍ Vertebral dislocation is only assigned when there is no ______ or _______..
Answer: FRACTURE or CORD INVOLVEMENT
,◍ Bold Type.
Answer: Identifies anatomical structure
◍ Tearing or ripping apart of tissues from blunt or penetrating force is known
as what type of injury?.
Answer: laceration
◍ In an adult, 100% blood volume is considered approximately how many cc?.
Answer: 5000 cc
◍ (T/F) The size and associated severity of soft tissue injuries is the same
across all body regions..
Answer: FALSE (face > 10cm, other > 20cm)
◍ Eye-NFS.
Answer: Retrobulbar hemorrhage should be coded to
◍ Pterygoid Plates.
Answer: Is part of the sphenoid bone and is coded to the skull base if in
isolation (not coded additionally if part of a LeFort fracture)
◍ Non-Displaced.
Answer: Nasal fractures and Mandible fractures documented as "minimally
displaced" are coded as
◍ Black or blue marks resulting from blunt force causing tiny underlying
blood vessels to burst and leak into skin but do not cause a break in the skin
are known as what?.
Answer: contusions
◍ Skull Vault.
Answer: This part of the skull includes the frontal, occipital, parietal, and
temporal bones
◍ What two injuries must occur for a skull fracture to be termed "open?".
Answer: 1) torn dura2) compound fracture
◍ Mouth Injury.
Answer: Caustic injury to the mouth is coded as
, ◍ Vasospasm.
Answer: Is a transient occurrence that may or may not show up on imaging
and is the result of injury to the artery and cannot be coded
◍ Epistaxis.
Answer: Code only in absence of nose or nasal septum fracture
◍ If a single penetrating injury to the brain involves more than one structure
(entry to cerebrum, exit cerebellum) do you code each region separately?.
Answer: NO (use whole area section)
◍ The forehead is assigned to which ISS body region?.
Answer: face
◍ Boxed and Bold Text.
Answer: Represent AIS coding rules and conventions
◍ Skull Base.
Answer: Code orbital roof under
◍ Laceration.
Answer: Soft Palate perforation is coded as a
◍ "Whiplash" is what synonymous with what injury?.
Answer: cervical strain
◍ (T/F) A "crush" injury to the thoracic region must be bilateral in nature?.
Answer: TRUE
◍ Are sequela or outcomes coded as injuries?.
Answer: NO (ex: death, blindness, obstruction, miscarriage, deafness,
swelling-except brain)
◍ Interpeduncular Fossa (Cistern).
Answer: Coded as hemorrhage in the brainstem
◍ Numerical ranking of severity: 5.
Answer: critical
CORRECT ANSWERS GRADED A+
◍ Degloving.
Answer: coded as avulsion
◍ What facial bone must be fractured to have a LeFort fracture?.
Answer: pterygoid plate
◍ Cranial nerve contusion is coded when there is what documented?.
Answer: weakness/paresis or subtotal loss of function
◍ Intimal Tear.
Answer: If the injury is described only as "dissection" and there is no
disruption to the vessel, code to
◍ Can lung contusions be coded on the bases of pulmonary dysfunction
alone?.
Answer: NO (must be verified by radiograph, autopsy, or collaboration of
the physician & have hx of chest trauma)
◍ Supratentorial.
Answer: Described as blood along the tentorium and is coded to the
Cerebrum
◍ A penetrating injury to the face w/ massive destruction is coded under what
ISS body region?.
Answer: Face
◍ What is the only vessel included in the Face AIS body region?.
Answer: external carotid (and its branches, facial/internal maxillary)
◍ Lamina Papyracea.
Answer: Is part of the medial wall of the orbit
,◍ Tympanic membrane.
Answer: Also known as the eardrum
◍ Frostbite is assigned to which ISS body region?.
Answer: external
◍ Numerical ranking of severity: 3.
Answer: serious
◍ hemomediastinum.
Answer: referred to as mediastinal hematoma
◍ External Carotid Artery.
Answer: Includes facial, temporal, and internal maxillary arteries
◍ Uvea.
Answer: Consists of the iris, choroid of the eye, and the ciliary body and the
iris should be coded to this
◍ Parotid Gland.
Answer: This gland is included in the Salivary Gland
◍ Cranial nerve laceration is coded when what is documented?.
Answer: paralysis or total loss of function
◍ Hematoma NFS.
Answer: Extra-Axial is coded to
◍ Laceration.
Answer: Unless contusion or laceration is specified, code total loss of nerve
function (paralysis) as a
◍ fetal demise.
Answer: is a consequence of trauma from a pregnant female and is not an
injury itself.
◍ Vertebral dislocation is only assigned when there is no ______ or _______..
Answer: FRACTURE or CORD INVOLVEMENT
,◍ Bold Type.
Answer: Identifies anatomical structure
◍ Tearing or ripping apart of tissues from blunt or penetrating force is known
as what type of injury?.
Answer: laceration
◍ In an adult, 100% blood volume is considered approximately how many cc?.
Answer: 5000 cc
◍ (T/F) The size and associated severity of soft tissue injuries is the same
across all body regions..
Answer: FALSE (face > 10cm, other > 20cm)
◍ Eye-NFS.
Answer: Retrobulbar hemorrhage should be coded to
◍ Pterygoid Plates.
Answer: Is part of the sphenoid bone and is coded to the skull base if in
isolation (not coded additionally if part of a LeFort fracture)
◍ Non-Displaced.
Answer: Nasal fractures and Mandible fractures documented as "minimally
displaced" are coded as
◍ Black or blue marks resulting from blunt force causing tiny underlying
blood vessels to burst and leak into skin but do not cause a break in the skin
are known as what?.
Answer: contusions
◍ Skull Vault.
Answer: This part of the skull includes the frontal, occipital, parietal, and
temporal bones
◍ What two injuries must occur for a skull fracture to be termed "open?".
Answer: 1) torn dura2) compound fracture
◍ Mouth Injury.
Answer: Caustic injury to the mouth is coded as
, ◍ Vasospasm.
Answer: Is a transient occurrence that may or may not show up on imaging
and is the result of injury to the artery and cannot be coded
◍ Epistaxis.
Answer: Code only in absence of nose or nasal septum fracture
◍ If a single penetrating injury to the brain involves more than one structure
(entry to cerebrum, exit cerebellum) do you code each region separately?.
Answer: NO (use whole area section)
◍ The forehead is assigned to which ISS body region?.
Answer: face
◍ Boxed and Bold Text.
Answer: Represent AIS coding rules and conventions
◍ Skull Base.
Answer: Code orbital roof under
◍ Laceration.
Answer: Soft Palate perforation is coded as a
◍ "Whiplash" is what synonymous with what injury?.
Answer: cervical strain
◍ (T/F) A "crush" injury to the thoracic region must be bilateral in nature?.
Answer: TRUE
◍ Are sequela or outcomes coded as injuries?.
Answer: NO (ex: death, blindness, obstruction, miscarriage, deafness,
swelling-except brain)
◍ Interpeduncular Fossa (Cistern).
Answer: Coded as hemorrhage in the brainstem
◍ Numerical ranking of severity: 5.
Answer: critical
