Peri-operative care Flashcards
Risk factors for difficult ventilation
OBESE
Obese Beard Edentate (no teeth) Spine (poor neck movement) Elderly
Anaesthetic history
PC SR DH PMH PAH (Past Anaesthetic Hx) FH SH
Effect of acute alcohol on anaesthetic
Decreases effects of anaesthetic
Effect of chronic alcohol on anaesthetic
Increases effects of anaesthetic
ASA 1
Healthy pt
ASA 2
Pt with mild systemic disease
ASA 3
Pt with severe systemic disease
ASA 4
Severe systemic disease that is constant threat to life
ASA 5
Moribund pt not expected to survive with or without the operation
ASA 6
Declared brain dead pt whose organs are being removed for donation
ASA E
Added for emergency operations
Sensitivity
Proportion of diseased pts who test positive
Specificity
Proportion of healthy pts who have normal result
Prevalence
Proportion of population with disease
Positive predictive value
Likelihood of pt with positive result having disease
Negative predictive value
Likelihood of pt with normal result not having disease
Most common blood borne virus
Hep B
Hep C
HIV
Rx of Malignant Hyperthermia
Dantrolene
Drugs causing malignant hyperthermia
Halothane
Suxamethonium
Anti-psychotics
Cyanosed o2 sats
80-85 percent
Different types of ventilation
NIPPV
IPPV
NIPPV
Non-invasive intermittent positive pressure ventilation