MRI image of cervical ripening catheter in Cesarean section patient.Notes: Inflated cervical ripening balloon involving cervix and proximal vagina. Sagittal T2-weighted MRI demonstrates inflated cervical ripening balloon transversing internal cervical os (thin arrow). Proximal portion of inflated balloon (arrowhead) is localized in the cervix. Distal portion of the balloon (thick arrow) is localized in vagina.Abbreviation: MRI, magnetic resonance imaging.