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A 28-year-old female asked:

My gestational sac is measuring 2 weeks behind babies crl at 16mm. the crl is perfect at 15mm and heart beat was 138 at 7w6d. there is only a 1mm difference between the 2 should i be worried?

1 doctor answer1 doctor weighed in
Dr. Hiep Le
Dr. Hiep Leanswered
Nephrology and Dialysis 44 years experience
I gave you the statistic numbers in the previous answer. The difference of less than 5 mm carries a high miscarriage rate. Please discuss with your OB doctor. Take care!
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Last updated Oct 31, 2022


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