How big does a follicle need to be to mature

Patient's question:

No

Doctor's answer:

The normal size of a mature follicle is 18-25mm. If it is below or above this standard, normal ovulation cannot occur. Factors that can cause ovulation disorders include: central nervous system anovulation; hypothalamic anovulation; pituitary anovulation; ovarian anovulation. It is necessary to go to the hospital for examination and treatment.