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surgery
trauma surgery ppt
84
Medical
Graduate
04/20/2011

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Cards

Term
#1 cause of death in the first 4 decades of life
Definition
accidents
Term
what's the trimodal distribution of death due to trauma
Definition
-1st peak=seconds to minutes of injury
-2nd peak=minutes to hours
-3rd peak=several days to weeks
Term
what injuries fall under the first peak
Definition
-brain laceration
-brainstem, spinal cord, heart & major blood vessel damage
Term
what injuries fall into the 2nd peak
Definition
-NV compromise
-CV/pulm compromise
-abd hemorrhage
-multiple injuries w/ significant blood loss
Term
which part of the trimodal distribution has been improved the most by ATLS
Definition
2nd peak
Term
what are the injuries that fall under the 3rd peak
Definition
-sepsis
-MOD
Term
what's involved in the primary survery
Definition
ABCDE's
Term
in this stage of the primary survey cervical spine is stabilized, airway is assessed and oxygen is supplied
Definition
airway (A)
Term
what do we always assume any pt w/ head injury, altered LOC or multiple blunt trauma has
Definition
unproven C spine injury
Term
what can initially establish airway clearance while protecting the Cspine
Definition
chin thrust
Term
what are the pt's we assess airway (w/ the most importance)
Definition
-head/face
-neck/chest injuries
-alcohol intoxication
-drug OD
-
Term
in which stage of the primary survey do we assess if respiration is adequate, chest wall, lungs, diaphragm through auscultation, inspection, palpation
Definition
breathing (B)
Term
which pt's are we really concerned about which is why we performing the breathing part of the primary survey
Definition
-chest wall compression
-tension/open pneumothorax
-massive hemothorax
-flail chest
Term
what are some options we have to ensure adequate ventilation
Definition
-needle decompression
-ET tube
-chest tube
Term
how do we assess circulation
Definition
-auscultate heart sounds
-palpate peripheral pulses
-assess skin color, LOC
Term
what needs to be avoided b/c it may cause crushing of underlying tissue & cause distal ischemia
Definition
tourniquets
Term
all hypotension w/o external hemorrhage is assumed to be
Definition
-intra abd or intra thoracic in origin
Term
what are some signs of decreased circulation
Definition
-hypotensive
-diminished LOC
-anxious
Term
MCC of post-injury death in a trauma pt
Definition
hypovolemic shock
Term
what's assessed in the D aspect of the primary survey
Definition
neurologic disability (LOC, pupil size, motor response
Term
what does AVPUG stand for
Definition
A=alert
V=response to vocal stimuli
P=response to painful stimuli
U=unresponsive
G=glasgow coma scale
Term
what part of the spine is less injury prone
Definition
T spine
Term
complete spinal cord injury affects all neuro function....
Definition
below the level of injury
Term
incomplete spinal cord severeing exhibits
Definition
sacral sparing & affects either the central, anterior or a single side of the cord
Term
injury to C4-C6
Definition
quadriplegia
Term
injury from T6-L1
Definition
paraplegia
Term
what are the eye opening ratings on the GCS
Definition
-spontaneous (4)
-speech (3)
-pain (2)
-none (1)
Term
verbal response score on the GCS
Definition
-oriented (5)
-confused (4)
-inappropriate (3)
-incomprehensible (2)
-none (1)
Term
what's the motor response scoring for GCS
Definition
-obey commands (6)
-localize to pain (5)
-w/draw from pain (4)
-flex to pain (3)
-extend to pain (2)
-none (1)
Term
what is the E in the primary survey
Definition
exposure & environment
Term
what's the secondary survey (AMPLE)
Definition
Allergies
Meds
Past illness
Last meal
Events surrounding injury
Term
3 essential x-rays in the 2ndary survey
Definition
-lateral C spine
-AP chest
-AP pelvis
Term
after you've done the primary & secondary survey what happens next
Definition
-re-evalaute the pt for definitive care
Term
what are the 3 basic trauma surgeries
Definition
-exploratory laparotomy
-thoractomy
-clam shell
Term
what are some of the musculoskeletal potentially life threatening injuries
Definition
-vascular injuries
-compartment syndrome
-open fx's
-crush injuries
-major dislocations
Term
what do u need to watch out for in crush injuries
Definition
rhabdomyolysis
Term
early care of MS injuries
Definition
-align & splint
-restore perfusion
-wound care
-tetanus prophylaxis
Term
what do we use to assess circulation to the extremitis
Definition
continous-wave doppler
Term
what is a normal ABI
Definition
>1
Term
gold standard for dx of cirulation
Definition
arteriography
Term
what are some of the MC injuries from a fall from height
Definition
-calcaneus fx
-tibial plateau fx
-hip fx
-vertebral burst fx
Term
what injuries are u worried about if someone was ejected from a vehicle
Definition
-closed head injury
-spine fx's
Term
what do knee dislocations cause a problem with
Definition
popliteal artery flow
Term
if a pt is involved in a head on MVA what injuries are we looking for
Definition
-abd visceral/pelvic fx
-retroperitoneal bleed
-post. knee dislocation/popliteal artery injury
-supracondylar humeral fx
-brachial artery injury
-nerve injuries
-ant shoulder dislocation
-post hip dislcoation
Term
most frequent manifestation of vascular injury
Definition
distal ischemia
Term
which MS emergencies cause vascular injury
Definition
-post. knee dislocation
-supracondylar fx
-elbow dislocation
-injury to soft tissue
Term
what is one of the most effective ways to tx an acute compartment syndrome
Definition
fasciotomy
Term
this results from significant increased pressure on an extremitis
Definition
acute compartment syndrome
Term
what can dislocations cause
Definition
-cartilage cell death
-posttraumatic arthritis
-neurovascular injury
-ankylosis
-avascular necrosis
Term
what are some of the ortho procedures
Definition
-amputation, nail & plate, fx repiar, prosthetics, joint injection
Term
when does death occur from burns
Definition
-immediately after
-later from multiorgan failure
Term
what does a burn depth depend on
Definition
-temp
-duration of exposure
-specific heat
Term
injury localized to the epidermis
Definition
1st degree
Term
burn to the epidermis & superficial dermis
Definition
superficial 2nd degree burn
Term
burn through the epidermis and deep into the dermis
Definition
deep 2nd degree
Term
full thickness injury through the epidermis & dermis in the subQ fat, underlying muscle, bone
Definition
3rd degree
Term
pt presents w/ a sunburn and on PE u find no blistering, moderately painful skin that will heal in a few days
Definition
1st degree burn
Term
how do we tx 1st degree burns
Definition
supportive
Term
on PE we find a man who has a burn then extends into the dermis but not all the way through, distended blisters what degree burn is this and what do u want to tell the pt may develop in 24-48 hrs
Definition
-2nd degree (partial thickness)
-eschar
Term
wound appear leathery, waxy, white w/ NO erythema that has minimal pain b/c the nerve ending have been burned
Definition
deep-partial thickness 2nd degree burn
Term
on PE we find a burn that has all layers destroyed that's dry and avascular
Definition
3rd degree burn
Term
what's the tx for 3rd degree burns
Definition
skin grafting
Term
what's the tx for 2nd degree burns
Definition
-excise tissue
-skin grafts
Term
what's the rule of nines for adults
Definition
head=9%
UE=18% (9% each)
LE=36% (18% each)
chest=18%
back=18%
perineum=1%
Term
what's the rule of nines for children
Definition
head=18% (front/back)
back=18%
chest=18%
UE=18% (9% each)
LE=27% (13.5 % each)
perineum=1%
Term
what are some of the systemic changes w/ burns
Definition
-inflammatory/edema
-renal system
-GI system
-immune system
-hypermetabolism
Term
what's the tx for burns
Definition
-ABC's
-assess for inhalation (smoke, CO, facial burns, edema(
-assess extremities for circulatory compromise
-IV fluids
-foley cath
-draw labs
Term
what are some further tx modalites for burns
Definition
escharotomy, wound excision, skin grafting, prevent infxn, pain management
Term
what are the complications of burns
Definition
inhalation injury
sepsis
multiorgan failure
Term
99% of snake bites are in this subfamily
Definition
crotalinae
Term
what does snake venom contain
Definition
peptides & enzymes
Term
what do peptides do in the human
Definition
damage vascular endothelium leading to edema & hypovolemic shock
Term
what do enzymes in snake venom do to humans
Definition
tissue necrosis
Term
what do we want to avoid in wound care of snake bites
Definition
cryotherapy, incision & suction, tourniquets, electric shock therapy
Term
how often do u measure the extremity in snake bites
Definition
every 15 minutes
Term
what are the SE's of anti-venom
Definition
anaphylaxis, serum sickness, anaphylactoid
Term
what are some surgical tx's for snake bites
Definition
-wound debridement
-fasciotomy
Term
how do we tx animal bites
Definition
-give tetanus
-debride
-primary or delayed primary closure
Term
injury to the MCP joint from striking another person open mouth
Definition
clenched fist injury
Term
if we have a deep or infected animal bite what do we do
Definition
surgical exploration & debridement in OR, IV abs
Term
what are some of the microorganisms in dog/cat bites
Definition
pasturella multocida
staph
strep
Term
what are the microorganisms in human bites
Definition
eikenelle corrodens
Term
what do brown recluse spider bites cause
Definition
dermonecrosis, hemolysis, coagulation & platelet aggregation w/ a central area of necrosis
Term
how do we tx brown recluse bites
Definition
oral dapsone
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