Multipetal Pregnacy Reduction – First or Second Trimester

The first ultrasound is the only one that can change dates. Accept U/S date if over LMP date by… 4d – 1 w: first trimester. 2w: second trimester. 3 w: third trimester. Dating is done by a biparietal diameter, head circumference, femur length and abdominal circumference. Anesthesia. Epidural anesthesia: lengthens second stage – may need ... ................
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