A 39-year-old primigravida thinks that they are about 8 week…
A 39-year-old primigravida thinks that they are about 8 weeks pregnant, although they have had irregular menstrual periods all their life. They have a history of smoking approximately one pack of cigarettes a day, but tells you that they are trying to cut down. Their laboratory data are within normal limits. What diagnostic technique could be used with this pregnant patient at this time?
Read Details