Gastric Emptying Study: Liquids

Article Figures & Data

TABLE 1.

Radiopharmaceutical Identity, Dose, and Route of Administration

Identity	Dose	Route
^99mTc-sulfur colloid	18.5 MBq (0.5 mCi); range, 18.5–37 MBq (0.5–1.0 mCi)	Oral bolus
^99mTc–diethylenetriaminepentaacetic acid	18.5 MBq (0.5 mCi); range, 18.5–37 MBq (0.5–1.0 mCi)	Oral bolus
Pediatric dose: ^99mTc-sulfur colloid	No weight-based dose; minimum administered activity, 9.25 MBq (0.25 mCi); maximum administered activity, 37 MBq (1.0 mCi)	Oral bolus

TABLE 2.

Planar Acquisition Parameters

Parameter	Standard
Field of view	Large and small
Energy peak	140 keV
Energy window	20%
Collimator	Low-energy high-resolution
Patient position	Semiupright (30°–45°)
Camera position	Left anterior oblique
Time of imaging after ingestion	Immediate
Acquisition type	Dynamic
View	Left anterior oblique
Additional views	Not applicable
Matrix	128 × 128
Number of views	Not applicable
Time per view	60 s/frame for 30 min
Additional view time per projection	Not applicable