In the context of early pregnancy, clinical signs are utilized for the detection and assessment of pregnancy progression. One such sign is observed between 6 to 8 weeks of gestation, where there is a distinctive feeling upon examination.
The clinical sign described in the question is related to the separation of the cervix and the body of the uterus due to softening of the isthmus. This sign is known as Hegar's sign.
Let's examine the keywords related to Hegar's sign:
- Cervix and uterus: Emphasizes the anatomy involved.
- Ithmus softened: A specific change experienced early in pregnancy affecting the isthmus.
- Separation feeling: A palpable observation during a clinical examination.
- 6 - 8 weeks of gestation: The typical timeframe when this sign is observed.
Given these characteristics, Hegar's sign is the most appropriate association, confirming it as the correct clinical sign described. Here’s a summary of the options:
- Goodell's sign: Softening of the cervix.
- Chadwick's sign: Bluish discoloration of the cervix, vagina, and labia.
- Piskacek's sign: Asymmetrical enlargement of the uterus.
- Hegar's sign: Softening and compressibility of the lower uterine segment (isthmus).
By matching the description to the characteristics of the clinical signs, Hegar's sign correctly explains the phenomenon experienced during early pregnancy.