A member asked:

I had an unremarkable ct scan and u/s. hida scan ef was 14%. removal of gallbladder is recommended. my question is this...i had been taking vicodin for 3-4 days before hida scan. would that affect test? also, only had a slight twinge in my back that

8 doctors weighed in across 2 answers
Dr. Zachary Veres answered

Specializes in Family Medicine

Gallbladder: NO , sounds like you should proceed with the gallbladder removal

Answered 4/3/2015

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Dr. Michael Gabor answered

Specializes in Diagnostic Radiology

Yes, the use of: opiates prior to the HIDA scan could result in a reduced EF(false positive).

Answered 5/3/2015

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