A patient in her second trimester is complaining of spotting. Causes for spotting in the second trimester are diagnosed primarily through the use of:

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Quizplus · Accepted Answer

An ultrasound is the best choice for diagnosing the cause of spotting in the second trimester. This can help determine if there is any placental separation or if the cervix has started to shorten or open. Nonstress tests, vibroacoustic stimulation tests, and contraction stress tests are used to monitor fetal well-being in later stages of pregnancy and are not useful in diagnosing the cause of spotting.

A Patient in Her Second Trimester Is Complaining of Spotting