A gastric tube was placed and and MRCP performed next day, revealing:
Moderate gastric distension.
The gallbladder contains multiple small calculi at the fundus and a larger calculus near the infundibulum.
Inside the pylorus, there is an ovoid low T1WI and T2WI signal intensity formation, very similar to the gallstones. There is also a continuous trait through the gallbladder to the pylorus ovoid formation, best visualized on coronal T2WI.
Simple cysts in both kidneys.