She is 20 years old.
Very slim body.
She had sex 1 time without ejaculation.
Her period cycle is 26 days.
Her period is 5 days late.
She took this morning's
pregnancy test by HCG which is negative.
She feels stomach pain from the last 3 days but the period does not start.
She does not take any ipill.
She does not have any illness or disease and she does take any regular medicine.
What to do next?