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QUESTION NOTES > BARIATRICS > Flashcards

BARIATRICS Flashcards

1
Q

First sign eroded gastric band

A

port site infection

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2
Q

Two MC complications of gastric sleeve

A

1 leak; #2 bleeding

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3
Q

MC location of gastric sleeve leak

A

proximal portion of stomach, typically at GE junction - bc least amount blood supply after sleeve

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4
Q

MC location of gastric bypass leak

A

GJ, JJ, and staple line

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5
Q

MC complications gastric bypass

A

leak and internal hernia

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6
Q

Blood supply to gastric pouch after bypass

A

left gastric artery

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7
Q

If open gastrohepatic along lesser curve and get arterial bleed… suspect?

A

replaced left hepatic artery (off left gastric)

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8
Q

fever post-op gastric bypass… suspect?

A

leak

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9
Q

Cause of alkaline reflux gastritis

A

reflux of bile to stomach - common after gastrectomy (esp Billroth II)

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10
Q

Imaging dx alkaline reflux gastritis

A

HIDA - biliary secretion into stomach and sometimes esophagus

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11
Q

Sxs alkaline reflux gastritis

A
  • hx gastrectomy (ie. Billroth)
  • severe epigastric pain
  • bilious vomiting (may awaken from sleep) - not relieved by food or antacids
  • weight loss
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12
Q

Indications for bariatric surgery

A

BMI >40, or 35-40 with color origins (HTN, GERD, urinary incontinence, OSA)

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13
Q

Which weight loss surgery has highest % excessive weight loss + Highest nutritional morbidity?

A

Biliopancreatic diversion (small pouch + large length small bowel diverted)

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14
Q

Avgerage 5-year excess weight loss with LAGB vs. RYGB vs. SG

A

LAGB: 50%
SG: 60%
RYGB: 75%

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15
Q

Potential Cx of gastric banding

A
  • band slippage
  • gastric erosion
  • esophageal dilation
  • port access difficulty
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16
Q

Marginal ulcers MC present when after bypass surgery?

A

Within first few months

17
Q

MC location of marginal ulcers

A

Gastrojejunal anastamosis

18
Q

Initial (conservative) mgmt of marginal ulcers

A

Smoking cessation + initiation of PPI

19
Q

How to calculate expected excess weight loss (EWL)

A

%EWL = weight loss (kg) / excess weight (calculated as actual weight - ideal weight)

20
Q

Where should first stapler be fired in sleeve gastrectomy?

A

5-6cm from pylorus to leave a small antral pouch

QUESTION NOTES (28 decks)

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