It has progressively become an indispensable obstetric tool and plays an important role in the care of every pregnant woman. Diagnosis and assessment of early pregnancy Threatened miscarriage. Determination of gestational age and assessment of fetal size. Hydramnios and Oligohydramnios.
Infertility is another area where ultrasound has been applied increasingly.
Many of the problems that cause infertility can be seen with ultrasound. Blockage of the pathway of the sperm and ovum by adhesions secondary to infection or endometriosis. Follicular abnormalities such as polycystic ovary syndrome or luteinized unruptured follicle syndrome. Distortion of the endometrial cavity by fibroids or polyps Transvaginal Scan With specially designed probes, ultrasound scanning can be done with the probe placed in the vagina of the patient. Fetal cardiac pulsation can be observed as early as six weeks of gestation Vaginal scans are becoming indispensable in the early diagnosis of ectopic pregnancy.