A 26-year-old female asked:
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vaginal ultrasound at 6weeks 5days can it be off by 13-14days ? as in is there a chance i could be 4weeks 5days ? as i have two week gap between sex

1 doctor answer
Dr. Michael Gabor
32 years experience Diagnostic Radiology
It shouldn't: be off by that much. Plus or minus 4 or 5 days is the general range at this point. Keep in mind also that sperm can remain viable within the female reproductive system for up to 5 days.
Answered on Aug 9, 2014
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