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Congenital syphilis ultrasound

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Aravind Kuchkuntla, M.B.B.S[2]

Overview

Antenatal ultrasound in congenital syphilis demonstrates features such as hepatosplenomegaly, placentomegaly and hydrops. Doppler studies shows an increase in the mean systolic and diastolic ratio.

Ultrasound

Antenatal sonographic features include:[1][2]

In severe cases findings include:

  • Fetal hydrops
  • Bent fetal long bones

Doppler Studies

Doppler ultrasound of the uterine and umbilical arteries show increase in the mean systolic to diastolic ratios in mothers infected with syphilis indicating an increased resistance to perfusion of the placenta secondary to vasculitis, placental villitis and obliterative arteritis caused by syphilis.[3]

References

  1. https://radiopaedia.org/articles/in-utero-syphilis-infection. Accessed on September 28th, 2016.
  2. Reyna-Figueroa J, Esparza-Aguilar M, Hernández-Hernández Ldel C, Fernández-Canton S, Richardson-Lopez Collada VL (2011). “Congenital syphilis, a reemergent disease in Mexico: its epidemiology during the last 2 decades”. Sex Transm Dis. 38 (9): 798–801. doi:10.1097/OLQ.0b013e31821898ca. PMID 21844732.
  3. Genc, M. (2000). “Syphilis in pregnancy”. Sexually Transmitted Infections. 76 (2): 73–79. doi:10.1136/sti.76.2.73. ISSN 1368-4973.

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