PreOp & Preparation Flashcards
What is METS?
Metabolic Equivalent of Task; a subjective assessment of a patients cardiopulmonary capacity
Poor cardiopulmonary capacity is associated with
Increased perioperative risks
1 MET is the rate of
Energy consumed at rest (3.5mL/kg/min)
What is a good functional capacity in terms of METS?
Greater than 4=low risk
When should you avoid cardiac surgery as it relates to recent MI/CABG or PCI?
BMS> 1mo
DES 3-6 mo, continue ASA
CABG >6 mo
Stage 2 HTN range
> 140/>90
Which valvular disease is most concerning?
Severe Aortic Stenosis (valve area <1.0)
What test is the gold standard for cardiac evaluation?
ECHO
Preserved EF>50% is considered to be _____ risk
Lower
What are s/s of Left ventricular dysfunction?
SOB
Pulmonary Edema
Tachypnea
Tachycardia
JVD distention
What is the definitive test for IHD (ischemic heart disease)?
Cardiac Catheterization
What Pulmonary assessment tool can be used to assess function?
STOP-BANG (assessment for OSA)
What does STOP BANG stand for?
Snoring
Tired
Observed stop breathing
Blood Pressure
BMI>35
Age>50
Neck circumference>40
Gender Male
What is a normal FEV1/FVC ratio?
Greater than or Equal to 80%
FEV1/FVC ratio less than 80% suggests
Airflow limitation with an obstructive pattern
What are examples of reversible airway diseases?
Asthma
Chronic Bronchitis
Emphysema
Steroids can lead to
Adrenal insufficiency
With upper respiratory infections, how long should an elective case be post-poned?
6 week in adults; okay to proceed in children due to frequent URI
Diabetes is associated with what other diseases?
HTN
CAD
PVD
Renal Insufficiency
Slow GI motility
When do you treat a BS?
> 180
What medication is used to treat HYOthyroid?
Synthroid
What medication is used to treat HYPERthyroid?
Propylthiouracil & Propranolol