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For which of the following vaginal signs, increased pulsation is felt through the lateral fornices during pregnancy?

For which of the following vaginal signs, increased pulsation is felt through the lateral fornices during pregnancy? Correct Answer Osiander sign

Concept:-

  • Fornices: between the cervix and the upper end of the vagina a blind recess exists called vaginal fornices.
  • There are four fornices anterior, posterior, and two lateral.
  • Osiander sign: increased pulsation, felt through the lateral fornices at 8th week.
  • These are the stronger and harder vaginal pulsations caused by the greatly increased blood supply and the enlarged uterine artery.
  • This may also occur in the non-pregnant woman due to fibroids and pelvic inflammation.

Additional Information

  • Hegar’s sign:  softening of the uterine isthmus, resulting in its compressibility on bimanual examination; observed by the 6th to 8th-week AOG.
  • Jacquemier’s sign: a purplish discoloration of the mucous membrane of the vagina that occurs early in pregnancy.
  • Chadwick's sign: vaginal mucosa becomes congested and violaceous or bluish to purplish in color.

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