PMC3881450_01
M-mode fetal echocardiogram showing bigeminal PACs associated with a fetal ventricular rate of 80-100 bpm (the A-PAC interval is markedly shortened).
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PMC3881450_01_CRIM.OBGYN2013-391085.001.jpg
fig1
A-PAC interval was narrow in our case (Figure 1) and the mother did not have any history or findings compatible with connective tissue disease. Anti-Ro (SS-A) and anti-La (SS-B) antibodies were negative.
M-mode fetal echocardiogram shows sinus tachycardia of 180-190 per minute.
CRIM.OBGYN2013-391085.002.jpg
PMC3881450_01_CRIM.OBGYN2013-391085.002.jpg
fig2
Fetal bradycardia episodes continued until the 35th week of gestation without any signs of hemodynamic derangement to be followed by a continuous sinus tachycardia of 180-190 bpm (Figure 2).