OnlineMedEd: Surgery: General - "Gallbladder" Flashcards

1
Q

Most gallstones are ____________.

A

mixed cholesterol and bilirubin

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2
Q

Review the risk factors for gallstones.

A
  • Female
  • Forties
  • Fat
  • Fertile
  • Familia (this is a twofer: FMH and Hispanic heritage)
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3
Q

The classic presentation of gallstones is _______________.

A

colicky RUQ that radiates to the shoulder, wose with fatty foods

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4
Q

The first step in diagnosing cholelithiasis is __________.

A

RUQ US

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5
Q

How should you treat cholelithiasis?

A

Elective cholecystectomy

Nonsurgical candidates should be given bile salts (ursodeoxycholic acid).

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6
Q

What US signs indicate cholecystitis?

A
  • Pericholic fluid
  • Gallbladder wall thicker than 3 mm
  • Gallstones
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7
Q

Murphy’s sign indicates _____________.

A

cholecystitis (not -lithiasis!)

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8
Q

The advantage of HIDA is ___________.

A

proof that the cystic duct is occluded

Most of the time, the stone in cholecystitis cannot be seen on US. The HIDA scan will show failure to fill resulting from a blocked cystic duct.

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9
Q

How do you treat cholecystitis?

A
  • NPO
  • IVF
  • Antibiotics
  • Urgent (within 72 hours) cholecystectomy

If the person is not a surgical candidate, do a cholecystostomy.

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10
Q

Describe how choledocholithiasis differs from cholecystitis?

A

Jaundice, hepatitis, and pancreatitis may also present

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11
Q

Review the workup of suspected choledocholithiasis.

A

1) RUQ US

2) If the RUQ US is inconclusive, get a MRCP

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12
Q

How is choledocholithiasis treated?

A

ERCP and then cholecystectomy (for temporary and definitive treatment)

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13
Q

Cholangitis presents with _________’s triad: _____________.

A

Charcot’s; fever, jaundice, and RUQ

(“CHolAngiTis = CHArcoT)

Remember Reynold’s pentad: AMS and hypotension with the above.

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14
Q

The diagnostic and therapeutic workup of cholangitis is _______________.

A

ERCP (done after RUQ US demonstrates suspicion)

The infection will persist as long as the stone is blocking the common bile duct.

Also do NPO, IVF, and abx.

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15
Q

After ERCP, those with cholangitis need to _____________.

A

get cholecystectomy

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16
Q

Review the two antibiotic treatments for cholangitis.

A

•Ciprofloxacin and metronidazole

or

•Ampicillin-gentamicin and metronidazole

GNRs and anaerobics must be covered.