Table 1.

Clinical diagnostic criteria for the diagnosis of the cervical pregnancy.

1	Painless bleeding from the uterus after a period of amenorrhea
2	The uterus is smaller than the enlarged cervix, which dilates and surrounds it.
3	The internal os may not be dilated. The closed internal os with partially open external os.
4	Bulky cervical speculum with bluish mucosa. The ovular tissue is completely placed in the endocervix
5	Severe bleeding due to cervical manipulation.