Could partner still be pregnant after protected sex post-ovulation?

The white spots around your vulva could be a sign of severe bacterial infection, named as Bacterial vaginosis. It is recommended that the condition be confirmed by a gynecologist who can perform the necessary examination and diagnosis. Depending on the severity of the infection, additional treatment with antibiotics will be prescribed.

It's not probable for you to be pregnant if your menstrual cycle arrived even if it was a little different than usual. At times, periods may be lighter or heavier due to factors such as stress or dietary changes. Cramps and clots are also normal occurrences during menstruation. However, if you’re still concerned about being pregnant, take a pregnancy test.

If the uterus is removed, as in a hysterectomy with preservation of ovaries, they usually work normally until natural menopause. But this may differ from person to person and the surgical approach. You should talk to your gynecologist and with the surgeon that did your surgery for details about you case. They will inform patients about post-surgery ovarian function recovery.

It is not usual to have bleeding after 2 weeks of having your period. This could be related to the hormonal imbalance, fibroids, or infections. It is advised to see a gynecologist for a more detailed examination and treatment.
 

Sometimes taking emergency contraceptive pills like Unwanted 72 can make your period come late, this is normal. Anxiety and stress also play a role in postponing periods. Give your period a week or more, it should show up. 

Yes its possible, but it is a relatively new procedure and success rates may vary