Role of Bariatric Surgery in the Management of Obesity Flashcards

1
Q

BMI above what is indicative for bariatric surgery?

A

BMI >35 with co-morbidities
BMI > 40

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2
Q

What is the most common type of bariatric surgery performed?

A

Sleeve gastrectomy

->gastric bands sued to be most common but less performed now. Gastric bypasses are also relatively common

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3
Q

Approximately, how much weight do patients lose after a gastric bypass?

A

30% on average

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4
Q

Is central obesity more common in men or women?

A

Men

-> women more commonly have peripheral obesity where fat is stored in their hips and thighs

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5
Q

Describe what happens in a gastric band surgery.

A

Band put around part of the stomach so takes less food to fill. Then, the vagus nerve send messages to the brain saying the patient is full and they stop eating.

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6
Q

Why are gastric bands not as popular now?

A

A lot of bands slipped or became infected and has to get removed

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7
Q

Describe what happens in a laparoscopic sleeve gastrectomy.

A

4/5ths of stomach removed, removal of fundus which produces a hormone called ghrelin which makes you hungry so patient no longer feels hungry

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8
Q

On average, how much body weight will a patient lose following a laparoscopic sleeve gastrectomy?

A

25%

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9
Q

What is a non-operative weight loss option which is best for those with a BMI between 27-50?

A

Intra-gastric balloon

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10
Q

What is involved in an intra-gastric balloon?

A

A balloon is put in the stomach via endoscopy and inflated causing a feeling of fullness.
Removed a year later.

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11
Q

What are some of the disadvantages of intra-gastric balloons?

A

Potential weight regain after removal
Contraindicated if large hiatus hernia, anticoagulation

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12
Q

What supplements will a patient undergoing bariatric surgery need to have?

A

Multivitamin in the form of forceovam
Calcium
Vitamin D
Iron
Viatmin B12

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13
Q
A
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