ER-Final Flashcards
body’s WBC enzymes lyse necrotic tissue
autolytic
topical exogenous, enzymatics, most selective but least damaging debridement for eschar ulcer?
chemical
most absorbent wound care?
foam
Tx for granulative ulcer that is clean with little exudate?
hydrocolloid
HCP exposed to ‘dirty’ bomb; at risk for?
alpha radiation
? is non-selective and substandard care in chronic wounds; aka?
wet to dry, mechanical
exudate- maintain ? (not wet, not dry)
moist
stable eschar - dont ?
eschar on heels - deride once eschar ?
debride
separates
infection: ? is most accurate but ? is MC
Bx, swab
? may injure periwound skin
Dakin’s solution
this antimicrobial reacts w/ cells DNA, prohibits repro
silver
all pts w/ maxillfacial trauma presumed to have ? until excluded
unstable cervical spine injury
GCS- moderate injury?
9-13
HM of brain insult of any cause
consciousness
severe head injury.. after ABCs?
ICE: IV access, cardiac monitor, elevate bed to 30 degrees
? occurs in 1/3 of head trauma pts
DIC
cerebral contusion has ? but concussion does NOT
structural injury
? and ? are linked to the severity of post concussive sequellae; ? is not
amnesia, seizures, postconcussive syndrome isn’t
MC cerebral herniation?
- ? pupillary changes
- ? motor weakness
uncal
ipsilateral
contralateral
subdural hematoma
MC in ? and ?
on CT scan?
elderly, alcoholics
crescent-shaped, high attenuation lesion
hyperdense, homogenous areas seen in ?
ICH- intracerebral hemorrhage
skull fx- clinically important? not important?
depressed, linear
MCC of penetrating head injury in US?
GSW
no rxn to bulbocavernous reflex =
s.c. injury
dec height with concavity of anterior vertebral body, STABLE injury (posterior intact)
simple wedge fx
wedge shaped fragment of anteroinferior vertebral body, causes quadriplegia and loss of ant column senses only
FLEXION teardrop fx
oblique fractures of base of spinous processes of lower cervical vertebra, stable injury, usually no neuro involvement
clay shoveler’s fx (flexion)
rupture of ligamentous complexes, possibly unstable if >50% override
subluxation
extremely unstable, high incidence of s.c. injury?
bilateral facet dislocation
only flexion rotation injury?
? views are helpful
unilateral facet dislocation
oblique
hyperextension, spondylosis of C2, unstable
hangman’s fx
may see ? syndrome in extension spinal injuries
central cord
extension injury- usually involves axis but can involve C5 and C7; stable in flexion/unstable in extension; DIVING ACCIDENTS
extension teardrop Fx
unstable injuries? 5
hangmans, extension teardrop, subluxation, bilateral facet dislocation, odontoid III
vertical compression fx
- c spine and l spine, comminuted fx, stable
- fx of C1 ring, axial loading injury, mechanically stable
- burst fx
- jefferson/atlas C1 fx
complete spinal cord lesions: if sx are longer than 24h, 99% ?
do not have functional recovery
neurogenic shock triad?
hypotension, bradycardia, hypothermia
spinal shock has initial ? followed by ?
increase in BP, hypotension
anterior cord syndrome- anterior ? cord
- complete ? paralysis
- ? is preserved
2/3
motor
posterior column (spinothalamic)- propioception, vibration, crude touch
best for viewing maxilla? also zygomatic and other aspects of facial bones
water’s view
MC facial fx?
2nd MC?
nasal
zygomatic
don’t blow nose in? 2
zygomatic, orbital floor fx
hanging drop sign
orbital floor fx
most traumatized teeth are ?
maxillary teeth
w/ frontal sinus fx, MUST evaluate?
posterior wall