having pains in my lower stomach

Nital
Went to drs yesterday and told them
I'm having pains in my lower stomach since the end of my ovalution, I had a period on Saturday and only lasted 48hours normally I hVe for atleast 3/4 days she done a test and said the lines are to faint possibley a early pregnancy but can't tell so I hVe to go back on 30th where they will do the test again should In be worried am I pregnant or not confused πŸ€”πŸ€”πŸ€”πŸ€”