Every woman is required to do a self-examination once every 6 months. Women have detected most tumors by themselves. No one can know a woman’s breast better than herself!
Undoubtedly, after the age of 20 years, the gynecologists should examine women once every year. If the gynecologists suspect a condition, they suggest a breast ultrasound.
At the age of 40, women must do their first mammography. After this age mammography / ultrasound should be done annually and from 50-69 years of age every 2 years.