A yeast infection is not a sign of chlamydia.

Yes; gonorrhea infection is common with chlamydia infection.

Infection is a common psoriasis trigger. Your condition may get worse during infection with chlamydia.

Pregnancy does not give you immunity from chlamydia infection.

A yeast infection can not do so. And chlamydia is not viral. A yeast infection can't cause or lead to chlamydia, and chlamydia is a bacterial infection. You get chlamydia from sexual contact with someone who's infected. It's spread by oral, anal, or vaginal sex; genital-genital contact; sharing sex toys; or birth to an infected mother.