Table 1 Studies reporting fetal doses for chest CT in suspected PE (nfs not further specified)
Author | Fetal dose (mGy) | Scanning parameters | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
1st trimester | 2nd trimester | 3rd trimester | kV | mAs | Section interval (mm)/ collimation | Pitch | Scanner | CTDIvol (mGy) | DLP (mGycm) | |
Cook 2005 [28] | 0.01 | Trimester nfs | Technical parameters nfs | |||||||
Nijkeuter 2004 [24] | 0.026 | – | – | 120 | 250 | 3 mm slice thickness | 1.7 | 1 row | – | – |
0.013 | – | – | 120 | 85 | 16 × 0.5 | 1.4 | 16 rows | – | – | |
Winer-Muram 2002 [23] | 0.003–0.02 | 0.0079–0.076 | 0.051–0.13 | 120 | 100 | 2.5 | 1 | nfs | – | – |
Doshi 2008 [22] | – | – | 0.1 | 120 | 125 | 12 × 0.75 | 1.25 | 16 rows | – | – |
– | – | 0.06 | 100 | 150 | 12 × 0.75 | 1.25 | 16 rows | – | – | |
Hurwitz 2006 [21] | 0.24–0.47 | 0.61–0.66 | – | 140 | 304 | 16 × 1.25 | 1,375 | 16 rows | 28.39 | 507.3 |
Damilakis 2000 [27] | – | – | 1.2 | 120 | 200 | – | – | 1 row | – | – |
Huda 2005 [26] | – | – | 0.14 | 120 | 150 | – | 2 | – | – | – |
NRPB 1993 [30] | 0.06 | Trimester nfs | Technical parameters nfs | |||||||
ICRP 2000 [29] | 0.06–0.96 | Trimester nfs | Technical parameters nfs | |||||||