HEALTH

A Rare Groin Mystery in Pregnancy

Sat Aug 09 2025

A 34-year-old pregnant woman discovered a lump in her groin. Though not painful, the lump persisted without other symptoms. Doctors initially suspected an inguinal hernia and scheduled surgery.

A Surprising Discovery

During the operation, surgeons found something unexpected: a rare condition known as Hydrocele of the Canal of Nuck (HCN). This condition is uncommon in adults, especially pregnant women.

What is HCN?

HCN occurs when fluid accumulates in the processus vaginalis, leading to groin swelling. Doctors rarely consider HCN when evaluating groin lumps in adult women, often leading to misdiagnosis.

The Misdiagnosis

An ultrasound scan revealed a fluid-filled mass, but it was insufficient to rule out a hernia. The woman was in her first trimester with no prior history of similar issues. The firm swelling could not be pushed back, reinforcing the hernia suspicion.

The Importance of Awareness

HCN is difficult to diagnose based on symptoms alone. Doctors must consider all possibilities when evaluating groin swellings in women. Early diagnosis is crucial for proper treatment and avoiding misdiagnosis.

This case highlights the need for heightened suspicion of HCN in adult women with groin lumps, ensuring accurate diagnosis and treatment.

questions

    What would be the most embarrassing place for a hydrocele of the canal of Nuck to show up during a social gathering?
    Are there any pharmaceutical companies that might benefit from the underdiagnosis of HCN, and if so, why?
    What are the potential complications of HCN if it remains undiagnosed and how can they be prevented?

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