Violet blue discoloration of vaginal membrane is?

AIIMS Bhuvneshwar NO- 2018

Obstetrics & Gynaecology

Easy

Appeared in: AIIMS Bhuvneshwar NO- 2018

Explanation

Jacquemier's sign, which is the characteristic violet-blue discoloration of the vaginal mucous membrane.
This sign, also known as Chadwick's sign, is a probable indicator of early pregnancy.
It is caused by hyperemia, which is an increase in blood flow to the pelvic organs, stimulated by rising estrogen levels.
This sign typically becomes apparent around the 6th to 8th week of gestation.

Option A: Osiander's sign is a tactile sign, not a visual one. It refers to the increased pulsation felt in the lateral vaginal fornices due to increased blood flow through the uterine artery.
Option C: Hegar's sign is the softening of the uterine isthmus (the lower part of the uterus). It is detected by a bimanual examination, where the examiner can compress the softened lower uterine segment between the fingers.
Option D: Braxton Hicks sign refers to irregular, usually painless uterine contractions that occur intermittently throughout pregnancy. They do not cause cervical dilation and are not related to vaginal discoloration.

Visual 1: Infographic - A chart comparing the different probable signs of pregnancy (Jacquemier's, Hegar's, Goodell's, Osiander's) with illustrations and timelines for each.
Visual 2: Anatomical Diagram - A diagram showing the pelvic organs during early pregnancy, highlighting the increased vascularity of the vagina and cervix that leads to Jacquemier's sign.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Probable signs of pregnancy as background academic context rather than a clinical decision trigger.
Recognizing probable signs of pregnancy, like Jacquemier's sign, is a fundamental skill for nurses in antenatal clinics and primary care settings.
Early identification of pregnancy allows for the timely initiation of prenatal care, including counseling on nutrition, lifestyle, and necessary screenings, which is crucial for a healthy pregnancy outcome.
It is important for the nurse to differentiate between presumptive, probable, and positive signs to avoid misdiagnosis and provide accurate patient education.

How to Approach the Question

First, identify the key clinical finding described in the question stem: 'Violet blue discoloration of vaginal membrane'.
This is a classic recall-based question testing your knowledge of obstetrical terminology.
Systematically review the options provided, which are all named signs related to pregnancy.
Recall the definition of each sign: Osiander's (pulsation), Jacquemier's/Chadwick's (color change), Hegar's (softening of isthmus), and Braxton Hicks (contractions).
Match the description 'violet blue discoloration' with the correct term, which is Jacquemier's sign (also known as Chadwick's sign).
Confirm your answer by eliminating the other options based on their distinct definitions.

Concept Tested & Keywords

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