Fig. 1.

Fig. 2.

Previously reported malposition cases with SFV PICCs
| First author (year) | Number of patients | Number of malposition cases (%) | Age/Sex | Malposition place | Subsequent management | Result of interest |
|---|---|---|---|---|---|---|
| Wan (2018) | 221 | 0 (0) | n/a | n/a | n/a | Significant lower malposition rate in patients with SFV PICCs (0%) compared to upper limb PICCs (2.15%). |
| Zhao (2019) | 121 | 2 (1.65) | 89/f | Contralateral common iliac vein | No adjustment or re-puncture based on the decision from the doctor and the patient’s guardian. | Significant lower malposition rate in patients with SFV PICCs (1.65%) compared to upper limb PICCs (6.02%). |
| 73/m | Folded at ipsilateral common iliac vein | Pull out 4 cm according to the X-ray findings. | ||||
| Elli (2022) | 142 | 4 (2.82) | n/a | n/a | Immediate replacement | n/a |