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Cervical weakness may cause miscarriage or preterm birth during the second and third trimesters. It has been estimated that cervical insufficiency complicates about 1% of pregnancies, and that it is a cause in about 8% of women with second trimester recurrent miscarriages. [2]
Cervical incompetence can also lead to the baby being treated in utero: Because of the risk of preterm birth, OB/GYNs will sometimes prescribe a steroid to encourage more rapid development of the ...
Risk factors include diabetes, high blood pressure, ... at or before 24 weeks of gestational age is the most common definition of cervical incompetence. ...
Vertebrobasilar insufficiency (VBI) describes a temporary set of symptoms due to decreased blood flow in the posterior circulation of the brain. The posterior circulation supplies the medulla , pons , midbrain , cerebellum and (in 70-80% of people) supplies the posterior cerebellar artery to the thalamus and occipital cortex . [ 1 ]
Recurrent miscarriage in itself is associated with later development of coronary artery disease with an odds ratio of approximately 2, [50] increased risk of ovarian cancer, [51] increased risk of cardiovascular complications, [52] and an increased risk of all-cause mortality of 44%, 86%, and 150% for women with a history of 1, 2, or 3 ...
In some women, cervical incompetence or cervical insufficiency occurs with the inability of the cervix to stay closed during the entire pregnancy. [46] [45] It does not cause first-trimester miscarriages. In the second trimester, it is associated with an increased risk of miscarriage.
1.3.5 Cervical factors. 1.3.6 ... the infertility cannot definitely be blamed on any single risk factor even if ... This insufficiency is a heterogeneous disease ...
Cervical stenosis may be present from birth or may be caused by other factors: Surgical procedures performed on the cervix such as colposcopy, cone biopsy, or a cryosurgery procedure [3] Trauma to the cervix [3] Repeated vaginal infections [3] Atrophy of the cervix after menopause [3] Cervical cancer [1] Radiation [1] Cervical nabothian cysts