Hello, the Doctor! At me a week of a delay monthly. Usually period with...

[Katerina]

Hello, the Doctor!
At me a week of a delay monthly. Usually the period is stable, 29 31 day. The test for pregnancy has given negative result. From what there can be such delay? However, recently has poisoned, there was a temperature. It can kak-to affect or influence that?
Thanks for the answer.

[Oshchepkova S.R.]

It is necessary to be checked up once again nva pregnancy, t. To. otrits. The result of the test or dough is not always authentic. Make US or hand over a blood or urine on HG. Duration of a cycle can influence: stresses, fervescences (ORVI, anginas, a flu, pneumonias, poisonings, etc.), dysfunctions of ovaries, inflammations of appendages...