**Question:** A 25 years old nulliparous woman with third degree uterine descent but no cystocele or rectocele or enterocele is best treated with:

A. Sacrospinous ligament suspension
B. Sacrococcygeal ligament suspension
C. Transvaginal mesh repair
D. Burch colposuspension

**Correct Answer:** A. Sacrospinous ligament suspension

**Core Concept:**
Uterine descent, also known as uterine prolapse, is a condition where the uterus descends below its normal anatomical position within the pelvic cavity. In cases of third-degree uterine descent, the uterus is completely out of the vagina and may involve the involvement of other supporting structures such as the bladder, rectum, and intestines. In this scenario, the correct intervention is chosen to address the primary issue of uterine descent and minimize the risk of complications associated with other types of prolapse (cystocele, rectocele, or enterocele).

**Why the Correct Answer is Right:**
A 25-year-old nulliparous woman with third-degree uterine descent presents a unique challenge in treatment selection. Sacrospinous ligament suspension is the best choice among the options provided. This surgical procedure involves attaching the uterus to the sacrospinous ligaments at the ischial spine, thereby supporting the uterus in its normal anatomical position.

**Why Each Wrong Option is Incorrect:**

A. Sacrococcygeal ligament suspension (Option B) is incorrect because it only attaches the uterus to the coccyx, which is not as effective in supporting the uterus as the sacrospinous ligament.
B. Transvaginal mesh repair (Option C) is considered controversial due to the risk of complications, such as mesh erosion, infection, and pelvic organ prolapse recurrence.
C. Burch colposuspension (Option D) involves fixing the bladder neck, rectum, and the anterior and posterior vaginal walls, but it does not address the primary issue of uterine descent.

**Clinical Pearl:**
When treating a patient with uterine descent, it is essential to consider the specific anatomical structures involved and the type of prolapse. Sacrospinous ligament suspension, as described above, is a minimally invasive surgical procedure that addresses the primary issue of uterine descent without causing unnecessary complications associated with other options.

This treatment choice is crucial for young nulliparous women who may have a higher risk of prolapse recurrence due to the lack of supportive tissue around the cervix. Additionally, this procedure has a lower risk of complications compared to transvaginal mesh repair. In this case, the correct choice for treating a young nulliparous woman with uterine descent is sacrospinous ligament suspension, ensuring a successful outcome with minimal complications.