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Doctor insights on: Whats The Difference Between Hida Scan And Pipida Scan

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Dr. Joseph Accurso
306 doctors shared insights

Hida Scan (Definition)

Patient is injected intravenously with isotope tagged to chemical hida that is extracted preferentially by liver cells mimicking bile. Some of this is stored in gall bladder and some enters small bowel from common bile duct. Cholecystokinin is a natural hormone slowly injected intravenously to stimulate gall bladder contraction. Normal function has at least 50% ...Read more


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What is a hida scan?

What is a hida scan?

HIDA scan: Is a nuclear medicine test that evaluates the gallbladder, bile ducts, and liver. Pictures are taken after a special dye is injected into a vein. The patient may be given a fatty meal. ...Read more

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Is a hida scan painful?

Sometimes: Hida scans are usually ordered for 2 reasons: to see if the gallbladder is obstructed, or (when combined with cck) to check gallbladder function. Hida is painless but the cck injection may reproduce a gallbladder attack. This information is very useful since, if your pain is reproduced, it suggests that your pain is arising from the gallbladder. ...Read more

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Is a hida scan dangerous?

Not generally: HIDA scan carries few risks. Risks may include: Allergic reaction to medications containing radioactive tracers used for the scan,bruising at the injection site or rash. ...Read more

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Is hida scan of 94 % normal?

EF>35% normal: A gallbladder ejection fraction of greater than 35% is considered normal. ...Read more

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Why would I need a hida scan?

Why would I need a hida scan?

Cystic duct blockage: Hida scans are used to evaluate for a cystic duct blockage after imaging when ultrasound is unrevealing. ...Read more

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What happens during a hida scan?

See below: A radioactive tracer is injected into your veins. This is taken up by the liver and excreted in bile. It can then be followed using a camera to see that it empties into your intestine. If you have a gallbladder one can see if it functions properly too. ...Read more

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Is the hida scan a reliable test?

Is the hida scan a reliable test?

Yes.: If acute cholecystitis/gallstones are still suspected after ultrasound, a hida scan can be used to see if the cystic duct is obstructed. ...Read more

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What is observed during a hida scan?

What is observed during a hida scan?

One/ two phase exam: Hida scan is usually two part examination.First phase intravenous injection of isotope with technetium accumulating in liver, excreted like bile into bile ducts, accumulating in gall bladder, and excreted into bowel.Second phase slow intravenous injection of cck, hormone, causing gb contraction determing gb ejection fraction.Sometimes discomfort mimicing abdominal symptoms.Looking for gb disease, ...Read more