Patient's question:
The days shown on the pregnancy ultrasound are calculated from when?Doctor's answer:
Hello, your last menstrual period was on September 16th, so you have been pregnant for 41 days now. The calculation of pregnancy dates is based on the first day of your last menstrual period. Your due date is June 23rd of next year.It is recommended to avoid sexual activity during the first three months and the last three months of pregnancy, as it may lead to miscarriage or premature birth. You should also get plenty of sunlight, avoid taking medications indiscriminately, pay attention to rest and nutrition, and undergo regular prenatal check-ups.