Number of Cases in Which Planar Imaging, SPECT, or SPECT/CT Was Successful in Determining Exact Anatomic Location of Extrahepatic Perfusion Abnormalities
| Study | Gallbladder | Stomach* | Duodenum | Intestine (other than duodenum) | Spleen | Abdominal wall | Coil region | Diaphragm |
| Planar | 0 | 1 | 0 | 7 | 0 | 1 | 0 | 0 |
| SPECT | 1 | 1 | 0 | 7 | 0 | 2 | 0 | 0 |
| SPECT/CT | 9 | 11 | 11 | 9 | 2 | 3 | 6 | 1 |
↵* Four cases were due to free 99mTc in stomach, all in concordance with thyroid gland uptake.