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Difficulty: EasyGynecologic Oncology

A 68-year-old multiparous woman presents to her primary care physician reporting a recent episode of vaginal bleeding. She states that she noticed bright red blood on her undergarments yesterday, which was entirely unexpected as her last menstrual period occurred more than 15 years ago. Her medical history is significant for hypertension and type 2 diabetes mellitus, which are managed with lisinopril and metformin. Her vital signs are within normal limits. A speculum examination reveals a small amount of dark blood in the vaginal vault, but no cervical or vaginal lesions are visible. The bimanual examination is unremarkable. Which of the following is the most appropriate next step in the evaluation of this patient?

  1. Endometrial tissue samplingAnswer
  2. B
    Reassurance and follow-up in six months
  3. C
    Application of topical vaginal estrogen
  4. D
    Routine cervical cytology
  5. E
    Pelvic magnetic resonance imaging

Answer

Endometrial tissue sampling is the required next step to evaluate for endometrial cancer in a patient with postmenopausal bleeding.
The correct response involves directly evaluating the endometrium. In any postmenopausal woman presenting with vaginal bleeding, the immediate primary concern is endometrial carcinoma. Clinical guidelines require prompt investigation of the uterine lining, typically utilizing either endometrial tissue sampling (biopsy) or a transvaginal ultrasound to measure endometrial thickness. Given the options provided, obtaining a tissue sample is the definitive first step in establishing a diagnosis.

Step-by-Step Solution

1
Identify the primary clinical presentation.
The patient is a 68-year-old woman with a history of type 2 diabetes presenting with new-onset postmenopausal bleeding.
Recognizing postmenopausal bleeding is critical because it carries a significant risk of being caused by a gynecologic malignancy.
2
Determine the standard diagnostic protocol for this presentation.
The protocol dictates that postmenopausal bleeding must be evaluated to rule out endometrial hyperplasia or cancer.
Endometrial cancer is the most common gynecologic malignancy, and bleeding is its earliest and most common symptom.
3
Select the most appropriate initial intervention.
Direct evaluation of the endometrium via tissue sampling (or transvaginal ultrasonography) is the correct choice.
Histologic evaluation provides a definitive diagnosis and guides subsequent management.

Key Concept

Any vaginal bleeding in a postmenopausal woman requires prompt evaluation with endometrial tissue sampling or transvaginal ultrasound to rule out endometrial carcinoma.
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Topics

Gynecologic Oncology

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