Abnormal Results Gastric Emptying Scan. Stanley Lightfoot answered 57 years experience Pathology. It is also called a gastric emptying study or gastric emptying scintigraphy.
For this reason this test is usually done in the Nuclear Medicine department of your hospital on an inpatient or outpatient basis. Vomit is always greasyhida scan colonoscopy endoscopy gastric emptying scan all normal. Gastroparesis is a functional gastric disorder caused by abnormal gastric motility with delayed gastric emptying in the absence of mechanical obstruction and results in gastric dilatation.
The results from my gastric emptying study shows 1-hour retention of 62 percent which is below the normal threshold of 90 percent 2-hour retention of 24 percent below the normal threshold of 60 percent and 3-hour retention of 4 percent also below the normal threshold of 30 percent.
Delayed emptying determined when test results show that there is less than 10 emptying at 1 hour less than 40 emptying at 2 hours and less than 90 emptying at 4 hours. Delayed gastric emptying gastroparesis. A retained meal value greater than 60 at 2 hours or 10 at 4 hours. A retained meal value less than 70 at 30 minutes or less than 30 at 1 hour suggests rapid gastric emptying 15.