4 doctors weighed in:

Is there any way that you can tell if you are pregnant within the first 3 weeks?

4 doctors weighed in
Dr. Carolyn Thompson
Obstetrics & Gynecology
3 doctors agree

In brief: Blood test

A serum HCG is the blood pregnancy test that measures levels of hormone produced by the implanted fertilized egg.
A blood pregnancy test will be positive within 24-48 hours after implantation.

In brief: Blood test

A serum HCG is the blood pregnancy test that measures levels of hormone produced by the implanted fertilized egg.
A blood pregnancy test will be positive within 24-48 hours after implantation.
Dr. Carolyn Thompson
Dr. Carolyn Thompson
Thank
Get help from a real doctor now
Dr. Jane Van Dis
Board Certified, Obstetrics & Gynecology
14 years in practice
47M people helped
Continue
108,000 doctors available
Read more answers from doctors