Table 1 The number of analysed MRIs in different subgroups and the number and indications of inappropriate examinations
From: Survey of inappropriate use of magnetic resonance imaging
MRI | n | Not indicated (n) | Indication (n) |
|---|---|---|---|
Upper abdomen | 15 | 2 | Unclear intra-abdominal expansion at ultrasound, but CT had been normal (1) Control of liver metastases seen at MRI (1) |
Liver | 15 | 2 | A calcification of liver seen at CT (1) Pain in upper abdomen, ultrasound and laboratory tests normal (1) |
Lumbar spine | 30 | 2 | Lower leg dysfunction and pain since assault on the head years ago (1) Mild lower back pain, no specific indication (1) |
Knee | 30 | 3 | Previous Osgood-Schlatter disease, now pain in the knees (2) Limited flexion and extension without any trauma (1) |
Head | 30 | 1 | A terminal patient with defatigation and rapid deterioration, several CTs lately (1) |
Head, children (anaesthesia) | 30 | 0 | |
All | 150 | 10 |