Table 4 Effective radiation dose.

From: Feasibility and safety of fine positioning needle-mediated breathing control in CT-guided percutaneous puncture of small lung/liver nodules adjacent to diaphragm

Phases

Biopsy

MWA

DLP(mGy*cm)

ED(mSv)

DLP(mGy*cm)

ED(mSv)

Before biopsy/MWA

 Planning CT

571.33 ± 161.41

8.57 ± 2.42

444.01 ± 173.91

6.66 ± 2.61

 Fine needle

210.13 ± 53.65

3.15 ± 0.80

240.49 ± 84.42

3.61 ± 1.27

 Biopsy/MWA needle

511.03 ± 383.79

7.67 ± 5.76

651.93 ± 342.00

9.78 ± 5.13

MWA monitoring

NA

289.49 ± 160.79

4.34 ± 2.41

 

Post biopsy/MWA survey

630.22 ± 161.15

9.45 ± 2.42

575.41 ± 160.23

8.63 ± 2.40

Total procedure

1922.71 ± 465.96

28.84 ± 6.99

2201.33 ± 584.77

33.02 ± 8.77

  1. DLP, ED, MWA, are the abbreviations of dose length product, effective dose, and microwave ablation, respectively.
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