An ultrasound scan of a cat can detect the following:
1. Liver: It can detect the size, shape, echogenicity, and space-occupying lesions of the liver, such as liver cysts, liver abscesses, and fatty liver.
2. Gallbladder: This can detect the size and shape of the gallbladder, as well as whether there are stones or blockages.
3. Pancreas: This test can detect the size and shape of the pancreas, as well as whether there is inflammation or space-occupying lesions.

4. Spleen: This can detect the size and shape of the spleen, as well as whether there are any space-occupying lesions.
5. Kidneys: This can detect the size and shape of the kidneys, as well as whether there are any space-occupying lesions or stones.
6. Bladder: It can detect the size and shape of the bladder, as well as whether there are stones or tumors.
7. Gastrointestinal tract: It can detect whether there are foreign objects, dilation, inflammation or other abnormalities in the gastrointestinal tract.