A 19-month-old girl with a history of myelomeningocele and Chiari malformation type II presented with abdominal pain. The initial abdominal examination was normal; however, within 24 hours, the umbilicus became protuberant and erythematous (Panel A). The white-cell count was elevated, with a large proportion of neutrophils. Computed tomography of the abdomen revealed a cystic mass, measuring 6....

Patent urachus is a rare congenital abnormality. Since its first description by Cabriolus in 1550, few cases have been reported. A 26-year-old Vietnamese primigravida presented at 20 weeks of gestation for evaluation of a cystic mass in the umbilical cord, which was first discovered at week 13 of pregnancy by ultrasound scan. The cystic mass originated from the root of the umbilical cord, conne...

Patent urachus is a rare congenital abnormality. Since its first description by Cabriolus in 1550, few cases have been reported. A 26-year-old Vietnamese primigravida presented at 20 weeks of gestation for evaluation of a cystic mass in the umbilical cord, which was first discovered at week 13 of pregnancy by ultrasound scan. The cystic mass originated from the root of the umbilical cord, conne...