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Emphysematous vaginitis.

Joana Lima-Silva1, Pedro Vieira-Baptista, João Cavaco-Gomes

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Summary
This summary is machine-generated.

Emphysematous vaginitis, a rare condition with gas-filled cysts, presents with common gynecological symptoms. Awareness is key to prevent misdiagnosis of this benign entity.

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Area of Science:

  • Gynecology
  • Pathology
  • Reproductive Medicine

Background:

  • Emphysematous vaginitis is a rare condition characterized by gas-filled cysts in the vaginal mucosa.
  • Etiology is not fully understood, but it typically follows a benign, self-limited course.
  • Associated factors include immune system impairment and pregnancy; common symptoms are vaginal discharge and pruritus.

Observation:

  • A 48-year-old postmenopausal woman presented with a 4-month history of bloody discharge and vulvar pruritus.
  • Physical examination revealed multiple 1-5 mm cystic lesions on the posterior and right lateral vaginal walls, with crepitus on speculum examination.
  • Diagnostic tests, including wet mount, Trichomonas vaginalis DNA test, and vaginal cultures, were unremarkable, while biopsy confirmed emphysematous vaginitis.

Findings:

  • Histopathological examination confirmed the diagnosis of emphysematous vaginitis.
  • The case highlights the presentation of this rare condition with common gynecological complaints.
  • The lesions showed uptake of Lugol's iodine, indicating intact mucosal surfaces.

Implications:

  • Physicians and pathologists must be aware of emphysematous vaginitis to avoid misdiagnosis.
  • Early recognition prevents unnecessary investigations and overtreatment for this benign condition.
  • Understanding this rare entity improves patient management and outcomes in gynecological practice.