General, CV, Thoracic, Trauma, Ortho Flashcards
9 primary components of general surgeons
alimentary tract
abdomen
breast/skin/soft tissue
head/neck
vascular system
endocrine system
surgical oncology
trauma
critical care (ER/ICU/trauma/burn unit)
appendicitis
inflammation of appendix
appendicitis treatments
- abx (30% chance of recurrence)
- Lap appendectomy
lap appy setup
single incision (umbillicus)
or
3 port technique
mesoappendix
blood supply to appendix
stapler during a lap appy indicates
close to end
prep zofran and toradol
lap appy induction drugs
lido
propfol
sux/roc
fentanyl
lap appy fluids
balance crystalloid solution
lap appy lines
18ga IV
lap appy positioning
supine
trendelenburg w/right side up
lap appy can cause
pneumoperitoneum
decr venous return
decr CO
incr SVR (reflex brady)
lap appy pts are considered
full stomach
RSI induction
if pt has a perforated appendix w/active infection you should
withhold decadron
if pt has perforated appendix and its bloody you should
withold toradol
a perforated appendix is often painful you should consider
long-acting narcotic (dilaudid)
lap chole
removal of gal bladder
causes of cholecystitis
gb inflammation
unknown inflammation
what signals a lap chole is almost done
cautery
what are the drs looking for in lap chole
systic duct
what signlas a lap chole is 1/2 done
clips
how many trochars are used in lap chole
3-4
positioning for lap chole
supine
reverse tburg
what does pneumoperitoneum cause
decr venous return
decr CO
incr SVR
reflex brady
lap chole positioning may cause _____
decr BP
hernia
sac formed by tissue protruding through weak spot in peritoneum
types of hernia repairs
total extraperitoneal (TEP)
transabdominal preperitoneal (TAPP)
open hernia repair
which surgeries require pneumoperitoneum?
lap appy
lap chole
hernia repair
Ex lap
which surgeries require RSI?
lap appy
hernia
Ex lap
hernia positioning
supine
steep tburg
hernia positioning may cause
incr BP
Ex Lap indications
bowel obstruction
bowel trauma
perforated bowel
abdominal mass
Ex lap lines
2x 18ga IV
art line
central line (maybe)
Ex lap positioning
supine
Ex lap pts are more likely to be
hemodynamically unstable
2 types of interventional cardiology procedures
coronary revascularization
electrophysiology
cardiac catheterization indication
eval of cardiac lesions
symptomatic ischemic heart disease from atherosclerosis
Cath lab procedures are done under ______ anesthesia
MAC
cath lab positioning
supine
electrophysiology indications
pts who have electrical activity that disrupts natural propogation
- wolf parkinson white
- afib
what condition has accessory electrical pathway that leads to SVT
wolf parkinson white
electrophysiology ablation methods
radiofrequency: heat
cryoablation: cold
what does ablation cause
scar tissue
electrophysiology lines
18ga IV
art line
what cant you use during mx in electrophys cases?
No muscle relaxant
what will you use during mx in electrophys?
> 1.2MAC volatile agent
phenylephrine drip
electrophys positioning
supine
CABG indications
pt with significant symptomatic coronary artery diseaseC
CABG procedure
grafts vessels from aorta to region distal to the blocking
what should you do when they use a saw during the CABG
bring the lungs down
what vessels are they most likely using during a CABG
saphenous vein
left internal mamary artery
when do you need an aortic valve replacement?
aortic stenosis
aortic insufficiency
thransaortic valve replacement (TAVR)
mitral stenosis
mitral regurge
what is a catheter into the groin used for
TAVR
what lines do you need for a CABG
18 ga IV
art line
central line
PAC
when should you place the art line for a CABG
before induction
what additional monitors are you using in a CABG?
art line
cvp
pap
tee
what additional drugs should you consider using during mx of a CABG
norepi drip
epi drip
inotrope
heparin
when would you use heparin in a CABG
if you are going on pump
what inotrope is commonly used during a CABG
milrinone
what drug do you give at the end of pump CABG case?
protamine
bronchoscopy
pulmonologist uses a flexible bronchoscope to eval pulmonary pathology
what pathology types are investigated w/bronchoscopy
bronchomalacia
infectious pathology
CG
bronchioalveolar lavage indications
lung pathology that needs to be cleared
- excess mucus
- infectious agents
bronchoscopy positioning
supine
what additional drug could you give during a bronchoscopy?
lidocaine to spray on cords/carina to suppress cough reflex
Video Assisted Thoracoscopy (VATS)
procedure to visualize the contents of the thoracic cavity
blebectomy
removal of air-filled spaces in visceral pleura
lobectomy
removal of entire lung lobe
VATS tube
DLT
or bronchial blocker
VATS lines
16 or 18ga IV
art line
VATS positioning
lateral w/surgical side up[
how long does it take for closure in ortho cases?
45 mins
polymethylmethacrylate
bone cement
polymethylmethacrylate results in
intramedullary hypertension >500mmHg
bone cement implantation syndrome effects
vasodilation
decr SVR
platelet aggregation-embolism
decr CO
incr PVR
hypoxia
how to treat bone cement implantation syndome
incr FiO2 to 100%
give vasoactive agent (incr BP)
pneumatic tourniquet
used to provide a bloodless field
torniquet is inflated to
100mmHg above systolic pressure
torniquet on
incr central volume
hypertension
tachycardia
tourniquet off
decr central volume
decr venous return
decr central BP
incr etCO2
incr HR
decr temp
tourniquet max inflation time
2 hrs
risk after tourniquet deflation
thromboembolisms
when does tourniquet pain occur
after 1 hour
best method to relieve tourniquet pain
let tourniquet down
when does fat embolism syndrome occur
within 72 hrs of long bone or pelvic fracture
fat embolism syndrome
fat cells liberated by bone fracture enter the medullary vessels
fat embolism syndrome symptoms
ARDs (dyspnea/hypoxia)
agitation and confusion
coagulation abnormalities (petechiae)
petechiae
non-blanching pinpoint rash
knee athroscopy indication
meniscus damage
joint pathology
ACL damage
autograft
use pts own tissue
allograph
use donor tissue
knee arthroscopy anesthetic choices
- GA w/LMA/ETT and adductor block
- MAC w/spinal/epidural
what is the benefit of an adductor canal block
early ambulation
total knee indication
osteoarthritis
total knee anesthesia
GA (LMA) and regional (adductor block)
total hip indications
osteoarthritis
avascular necrosis
rheumatoid arthritis
which sx has the highest risk of BCIS
total hip
(4x more than knee)
total hip anesthesia
GA
or
GA w/neuraxial block
are tourniquets used for hips
no
long bone fracture indications
trauma
bone cyst
2 methods of long bone fixation
intramedullary rod/nail
plate fixation
long bone fixation will use a tourniquet for
distal femur
tibia
special consideration for long bone fracture
move pt to bed prior to wakeup
trauma primary assessment
Airway
Breathing
Circulation
Disability
Exam/Exposure
trauma secondary assessment
Signs/symptoms
Allergies
Meds
Past medical hx
Pictures (CXR/CT/US)
Last oral intake
Lab values
Events
trauma pts are always considered
full stomach
FAST scan
ultrasound for internal bleeding
common locations to FAST scan
pericardium
RUQ
LUQ
Suprapubic area
Right anterior thoracic
Left anterior thoracic
TBI eval
glascow coma scale
AVPU scale
AVPU scale
Awake
Verbal (responds to verbal)
Pain (responds to pain)
Unresponsive (to stimulus)
cushings reflex
hypertension
bradycardia
incr ICP
common TBI symptoms
cushings reflex
seizures
amnesia
vomiting
Glascow coma scale: eye reponse
No opening: 1
open spontaneously: 4
GCS: motor response
no motor response: 1
obeys commands: 6
GCS: verbal reponse
no verbal response: 1
oriented: 5
postures common in brain injury
decorticate
decerebrate
decorticate
fists tucked to chest supine
decerebrate
fists by side rotated outward
what can be used to rule out cervical injury
neuro
radiology
what is possible with spine injury
neurogenic shock
what should you note when placing tourniquet
time
what should you do with ortho long bone fracture
splint immediately
how much EBL for each long bone fracture
1-3 units of EBL
how much EBL for pelvic fracture
several liters
retroperitoneal bleeding can be caused by
pelvic fracture
flail chest
caused by multiple larger rib fractures
what should you do with a flail chest pt
place ETT for PPV
what conditions can be associated with rib fractures
hemothorax
pneumothorax
hemo/pneumothorax diagnosis
CT
CXR
ausculation
tracheal deviation
distended jugular veins
hemo/pneumothorax treatment
chest tube
14ga needle decompression
cause of diaphragmatic rupture
intense acute abdominal pressure
- bowel content can push through diapragm
effects of diaphragmatic rupture
decr FRC
extrinsic cardiac compression
hypoxiqa
abdominal compartment syndrom
incr abdominal pressure
decr venous return
decr perfusion