Umbilical folds

In the urinary bladder, anteriorly there are the following folds: * one median umbilical fold on the median umbilical ligament (which in turn, contains the urachus) * two medial umbilical folds on the occluded umbilical artery * two lateral umbilical folds on the inferior epigastric vessels

Umbilical folds

In the urinary bladder, anteriorly there are the following folds: * one median umbilical fold on the median umbilical ligament (which in turn, contains the urachus) * two medial umbilical folds on the occluded umbilical artery * two lateral umbilical folds on the inferior epigastric vessels