A buildup of pressure in a confined space can cause the brain to herniate, or shift from its proper position, which is often fatal. |
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In the patient with an improperly fitted ring pessary, the cervix and lower uterus can herniate through the open center of the ring and become incarcerated. |
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In addition, with repetitive spinal flexion, intervertebral discs may herniate through the ring apophysis, which is a secondary ossification centre. |
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