If so, you'll have these scans in early pregnancy at clinics in larger hospitals.
Even if you've had a miscarriage before, as long as your current pregnancy is going well, you may not be offered a scan. So if you need the reassurance, your GP should be able to request an early scan for you.
The scan can check that your baby's heart is beating nicely and that he's developing normally.
If you don’t want a trans-vaginal scan, you can ask for a trans-abdominal scan.
That may give some information about your pregnancy, but it is less clear than an internal scan and that could possibly delay diagnosis.
However, conception doesn't actually occur until around 14 days after your LMP, or later if your cycle is longer than 28 days. Multiple pregnancy: antenatal care for twin and triplet pregnancies CG129.
You may know when your LMP was, but not when you actually conceived.