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Perineal Groove: A Rare Congenital Midline Defect of Perineum

Mimily Harsono1, Massroor Pourcyrous2

  • 1Division of Neonatal-Perinatal Medicine, Department of Pediatrics, University of Tennessee Health Science Center, Memphis, Tennessee.

AJP Reports
|March 2, 2016
PubMed

Insights

Perineal groove is a rare congenital anomaly affecting the anogenital region. Early recognition is crucial for appropriate management and to prevent complications like infection or the need for surgery.

Area of Science:

  • Pediatric Surgery
  • Congenital Malformations
  • Urogenital Abnormalities

Background:

  • Perineal groove is a rare congenital malformation of the urogenital/anogenital region.
  • It presents as an exposed, nonkeratinized mucous membrane extending from the vaginal fourchette to the anal orifice.
  • This condition is often unfamiliar to many clinicians.

Observation:

  • The condition may resolve spontaneously before two years of age.
  • However, the exposed membrane risks local irritation, infection, and urinary tract infections.
  • A significant portion of cases may require surgical correction if not self-resolved.

Findings:

  • Only 23 cases have been reported in medical literature, highlighting its rarity.
  • Misdiagnosis is common, with potential confusion with contact dermatitis, trauma, or sexual abuse.
  • Accurate diagnosis at birth is essential.

Implications:

  • Early identification by healthcare providers is critical for accurate diagnosis.
  • Appropriate parental counseling and follow-up care are necessary.
  • Timely intervention can prevent long-term complications and unnecessary procedures.
Keywords:
congenital anomalynewbornperineal defectperineal groove

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