Diagnosed with 5cm cortus lotem cyst last year. now have bleeding after ovulation every other month. lasts until period (period lasts 8-10 days) ?

Cyst: Corpus luteal cysts should resolved after your period. Many times a radiologist will say in the report that the cyst looks like a corpus luteum. You probably need to get a repeat scan in 4-6 weeks as it might be a hemorrhagic cyst or endometrioma, which might be more associated with irregular bleeding. Cysts over 6cm are also more likely to cause pain or have torsion (requiring surgery),