Ultrasonography shows an anechoic, cystic, tubular structure measuring 1.0 x 0.9 x 3.4 cm. in the left inguinal region. The structure communicates with the abdominal cavity via a defect measuring 1.6 mm in the left inguinal region.
The canal of Nuck is an abnormal patent opening of the parietal peritoneum into the labia majora.
It is named after Dutch anatomist Antonius Nuck , who described it in 1691