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How accurate are ultrasounds at 7 weeks

A 18-year-old member asked:
Dr. Philip Miller
A Verified Doctoranswered
Family Medicine 48 years experience
Untrue: this is inaccurate: ultrasounds are certainly quite sensitive at both 7-8 weeks. Consult your oB- there is no logic in this statement.
A 32-year-old female asked:
Dr. Jeff Livingston
Obstetrics and Gynecology 23 years experience
Accurate: The accuracy of a 7 and 9 week ultrasound is within about 3-5 days.
A 31-year-old female asked:
Dr. Bruce J. Stringer
Radiology 48 years experience
The most accurate: The earlier you get your first ultrasound, the more accurate is the estimate of your due date and the age of the pregnancy. During the first trimester... Read More
A 23-year-old female asked:
Dr. Joseph Accurso
Radiology 30 years experience
Depends: On what ?S are being asked. Best time to date the age of the fetus is 8-13 weeks. Best time to evaluate the anatomy is 18-22 weeks. As they get o... Read More
A 18-year-old female asked:
Dr. Robert Grindstaff
Addiction Medicine 39 years experience
Ultrasound : The ultrasound is pretty accurate and several throught the pregnancy till be more so
A 37-year-old female asked:
Dr. Robert Killian
General Practice 29 years experience
OB Ultrasounds: The early ultrasounds are the most accurate. They should not be considered inaccurate in any way.
A 29-year-old female asked:
Dr. Pavel Conovalciuc
Family Medicine 24 years experience
Pregnancy us: Early pregnancy ultrasounds are very accurate, however, 1 week difference from last menstrual period doesn't appear that major difference.
A 28-year-old female asked:
Dr. David Lipkin
Internal Medicine 53 years experience
Not very accurate: The accuracy will vary depending on the experience of the sonographer and the ability to locate the genital area on ultrasound. In one study: at 12 we... Read More
A 31-year-old female asked:
Dr. Steven Chmielewski
Diagnostic Radiology 31 years experience
Need more info.: Accurate for what? Determining viability or age of gestation? Regardless no test is '100%'.
A 21-year-old female asked:
Dr. Joseph Accurso
Radiology 30 years experience
Ultrasound +/- 8%: Properly performed and interpreted ultrasound examinations have a variability of 8% plus or minus the measured dating. Us is most accurate when mea... Read More
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