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Difficulty: MediumGynecologic Infections

Presenting to the emergency department is a 19-year-old nulliparous female who complains of worsening bilateral pelvic pain and an inability to keep food or liquids down since yesterday. She reports feeling feverish and having a yellowish vaginal discharge for the past three days. Her medical history is unremarkable, and she uses oral contraceptive pills inconsistently. She has had two new male sexual partners in the last month. Vital signs show a temperature of 38.9°C (102.0°F), pulse of 112/min, and blood pressure of 116/74 mmHg. Abdominal examination reveals guarding and rebound tenderness in the bilateral lower quadrants. Pelvic examination is notable for a friable cervix with mucopurulent exudate, and significant pain is elicited upon manipulation of the cervix. Bimanual examination demonstrates prominent bilateral adnexal tenderness without palpable masses. A transvaginal ultrasound reveals hyperemic, thickened fallopian tubes with trace pelvic free fluid. The ovaries are normal in size, no complex adnexal collections are present, and a normal appendix is visualized. Urine β\beta-hCG is negative. Which of the following is the most appropriate initial management for this patient?

  1. A
    Administer intramuscular ceftriaxone and prescribe oral doxycycline and metronidazole
  2. B
    Administer intramuscular ceftriaxone and a single dose of oral azithromycin
  3. Hospitalize the patient and administer intravenous cefoxitin and doxycyclineAnswer
  4. D
    Proceed with an emergency diagnostic laparoscopy
  5. E
    Hospitalize the patient and administer intravenous ampicillin and gentamicin

Answer

The correct answer is to hospitalize the patient and administer intravenous cefoxitin and doxycycline.
This patient presents with classic signs of acute pelvic inflammatory disease (PID), including cervical motion tenderness, adnexal tenderness, mucopurulent discharge, and fever. While PID is often treated in the outpatient setting, this patient meets multiple criteria for hospital admission: she has severe clinical illness with a high fever, localized peritonitis, and intractable vomiting that precludes the use of oral medications. The standard inpatient treatment for PID is intravenous cefoxitin (or cefotetan) combined with doxycycline to provide comprehensive coverage against Neisseria gonorrhoeae, Chlamydia trachomatis, and anaerobic flora.

Step-by-Step Solution

1
Identify the clinical syndrome from the presentation.
The patient has acute pelvic pain, fever, cervical motion tenderness, and mucopurulent discharge, which are the hallmark signs of acute pelvic inflammatory disease (PID).
Establishing the correct diagnosis dictates the treatment algorithm.
2
Evaluate for severity and complications to determine the setting of care.
The patient exhibits intractable vomiting, a high fever (38.9°C), and localized peritonitis (guarding and rebound tenderness).
These findings fulfill the CDC criteria for inpatient management of PID, as she is severely ill and unable to tolerate an oral regimen.
3
Select the appropriate therapeutic regimen for inpatient management.
Intravenous cefoxitin (or cefotetan) combined with oral or intravenous doxycycline is selected.
Inpatient PID requires parenteral therapy with broad-spectrum coverage for Neisseria gonorrhoeae, Chlamydia trachomatis, and anaerobic vaginal flora.

Key Concept

Criteria for inpatient management of pelvic inflammatory disease include severe clinical illness (high fever, nausea, vomiting), inability to tolerate oral medications, pregnancy, suspected tubo-ovarian abscess, surgical emergencies that cannot be excluded, or failure to respond to outpatient therapy.
Estimated Time:1m 30s
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Topics

Gynecologic Infections

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