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Ultrasound criteria for diagnosing cervical pregnancy.
| 1 | Observation of pregnancy sac in the cervix |
| 2 | Heart movement should be detected below the surface of the internal opening. |
| 3 | Absence of intrauterine pregnancy |
| 4 | Observing the uterus in the form of an hourglass with an enlarged cervix |
| 5 | No movement of the pregnancy sac due to the pressure of the vaginal probe (i.e., no sliding sign, which is usually seen in incomplete abortions. |
