Q:

Should you get an ultrasound when you're 15 weeks pregnant?

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Quick Answer

According to WebMD, ultrasounds are generally performed during the 20th week of pregnancy, but they can be done earlier to determine the exact age of the fetus or to see if there is more than one fetus present. Ultrasounds do not use radiation and have no known harmful side effects.

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Full Answer

Most ultrasounds are performed on the surface of the skin, but the procedure can also be performed vaginally as well. WebMD notes that transvaginal ultrasounds require the use of a tubular probe that is inserted into the vagina, creating an image that is higher in quality than topical ultrasounds. Three-dimensional and four-dimensional ultrasounds are also available, and they provide an image of the fetus that is similar in clarity to a photograph.

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