Perioperative Care of the Morbididly Obese Pt Flashcards

1
Q

What is BMI?

A

BMI = Weight (kg) / Height (m2)

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2
Q

What is a normal BMI?

A

18.5-24.9

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3
Q

What BMI defines obesity?

A

> 30

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4
Q

What BMI defines morbidly obese?

A

BMI > 40

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5
Q

How is hypoxia defined?

A
  1. Low inspired oxygen concentration (fio2)
  2. Hypoventilation
  3. Shunt
  4. Ventilation-perfusion (V/Q) mismatch
  5. Diffusion defects
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6
Q

What is obesity?

A

Excess stored fat and multisystem inflammatory disorder

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7
Q

What is metabolic syndrome?

A

Incorporates a number of disease states that coincide with obesity

Cardiovascular risk is 50-60% greater than the general population

Defined by:

  1. Truncal obesity - M >40in, F>35in
  2. Triglycerides >150 mg/dL, HDL 130/85
  3. Insulin resistance - fasting glucose >_ 100
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