PMC3779391_01
Caucasian female at 20 weeks of pregnancy with short cervix (9.0 mm). Transvaginal ultrasonogra phy in the sagittal plane, shows the funneling sign (A), absence of cervical gland area, and presence of normally positioned pessary (white arrows). IO: Internal orifice.
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F1
Transvaginal ultrasonography (TVUS) that was performed. TVUS confirmed that the pessary was in position [Figure 1].
Caucasian female with short cervix (9.0 mm). Magnetic resonance imaging on the pelvis. (a) T2 view in the sagittal plane shows the normally positioned pessary (white arrows). (b) T2 view in the axial plane, shows the pessary with its classical circular shape with serrated edges (white arrows). IO: Internal orifice. CP: Cephalic pole.
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F2
TVUS, it was decided to perform MRI on the pelvis, which proved that the pessary was in the normal position [Figure 2]. The patient remained hospitalized for 82 days and, in the 32nd week of the pregnancy, she developed a condition of maternal and fetal tachycardia.