Canal of Nuck hernia

Case contributed by Dr Mostafa El-Feky


Left inguinal swelling.

Patient Data

Age: 3 months
Gender: Female

US of left inguinal region


Left canal of Nuck hernia with herniated left ovary surrounded with minimal free fluid through left inguinal canal hernial sac. The left ovary and its pedicle show normal vascular supply with no twist at the time of examination. The left ovary measures 1.8 x 1.2 cm in dimensions with no evidence of torsion.

Case Discussion

Ultrasound features are consistent with a left canal of Nuck hernia transmitting the left ovary. Canal of Nuck hernias are rare and can transmit the ovary in females. It differs from canal of Nuck hydroceles in its connection to the peritoneal cavity and visible transmitted contents through the inguinal defect. Other conditions associated with a patent canal of Nuck are hydroceles and endometriosis.

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