ortho Flashcards
which surgery is most associated with BCIS
hip arthroplasty
mma in systemic circulation causes tachycardia or bradycardia
brady & dyrsthymias
mma in systemic circulation does what to BP
hypo
mma in systemic circulation does what to SVR
dec
mma does what to PVR
inc
first signs of BCIS in awake person under regional
dyspnea and AMS
first sign of BCIS in general
decreased ETCO2
tx for BCIS
100% FIO2, IV hydration, neo for hOtn
greatest risk for fat embolism is within ___
72h
risk factors for fat embolism
pelvic fx, femoral fx, and instrumentation of femoral medullary canal
triad of FES
resp insufficiency (hypoxemia, bilateral infiltrates on CXR, ARDS), neurological involvement (confusion to coma), petechial rash (skin of neck and axilla, oral mucose, conjunctiva)
cells distal to the tourniquet shift to ____ metabolism
anaerobic
max inflation time of tourniquet
2h
premature release of bier block results in ___ or ___
sz or cardiac arrest
releasing the tourniquet causes ETCO2 to ____
rise