Ultrasound examination for women can detect occupying lesions, tumors, cysts, the condition of follicles, tubal lesions, ectopic pregnancy, etc., as follows: 1. Occupying lesions: It can detect occupying lesions of the uterus and ovaries, such as uterine fibroids and uterine adenomyosis. If there are occupying lesions in the uterine cavity, such as endometrial polyps residual in the uterine cavity after abortion, they can be detected by ultrasound. Intrauterine rings or intrauterine gestational sacs can also be known by ultrasound.2. Tumors and cysts: The condition of the ovaries, benign and malignant tumors of the ovaries are found by ultrasound. benign ovarian tumors commonly include ovarian plasmacytic cysts, ovarian mucinous cysts, and ovarian teratomas.3. The condition of the follicles: The infertility examination depends on the condition of the follicles, such as the size and number of the follicles, and the process of follicles changing from small to large.4. 4. Fallopian tube lesions: Fallopian tubes are generally invisible by ultrasound, and can only be detected if there are lesions in the fallopian tubes, and tubal salami-like changes should be considered for hydrosalpinx. 5. Ectopic pregnancy: If the patient is pregnant and there is no gestational sac in the uterine cavity, ectopic pregnancy should be considered, and ectopic pregnancy can only be detected by ultrasound examination. Different diseases have different manifestations in ultrasound. The gynecologist can make a judgment of the disease by asking the medical history and combining it with ultrasound examination.