American College of Radiology
ACR Appropriateness Criteria®

First Trimester Vaginal Bleeding

Variant 1: First trimester vaginal bleeding. Positive urine or serum pregnancy test.
Procedure Appropriateness Category SOE Adult RRL Peds RRL Rating Median Final Tabulations
1 2 3 4 5 6 7 8 9
US pelvis transvaginal Usually appropriate O 0 mSv O 0 mSv [ped] 9 n/a 0 0 0 0 0 0 0 0 0
US pelvis transabdominal Usually appropriate O 0 mSv O 0 mSv [ped] 8 n/a 0 0 0 0 0 0 0 0 0
MRI pelvis without IV contrast May be appropriate O 0 mSv O 0 mSv [ped] 4 4 4 0 1 4 3 2 0 0 0
US duplex Doppler pregnant uterus May be appropriate O 0 mSv O 0 mSv [ped] 4 n/a 0 0 0 0 0 0 0 0 0
MRI pelvis without and with IV contrast Usually not appropriate O 0 mSv O 0 mSv [ped] 2 2 6 2 3 2 1 0 0 0 0
CT pelvis with IV contrast Usually not appropriate ☢☢☢ 1-10 mSv ☢☢☢☢ 3-10 mSv [ped] 1 n/a 0 0 0 0 0 0 0 0 0
CT pelvis without IV contrast Usually not appropriate ☢☢☢ 1-10 mSv ☢☢☢☢ 3-10 mSv [ped] 1 n/a 0 0 0 0 0 0 0 0 0
CT pelvis without and with IV contrast Usually not appropriate ☢☢☢☢ 10-30 mSv ☢☢☢☢ 3-10 mSv [ped] 1 n/a 0 0 0 0 0 0 0 0 0
Please refer to the supporting documentation for a more complete discussion of the concepts and their definitions below.
Final Tabulations:
A histogram of the number of panel members who rated the recommendation as noted in the column heading (ie, 1, 2, 3, …etc.)
Disagree:
The variation of the individual ratings from the median rating indicates panel disagreement on the final recommendation.
References:
Lists the references associated with the recommendation
SQ:
Study Quality (1, 2, 3, 4, Good M or Inadequate M) of the references listed.
RRL:
Information on the Relative Radiation Level (RRL) designations can be found here.