Abstract Objective: To investigate whether demographic and obstetric risk factors are associated with avulsion of the levator ani at first preg¬nancy. Methods: A series of case was undertaken on 4 pregnant nulli¬parous women seen with a gestational age of more than 37 weeks. We analyzed with 3D/4D translabial ultrasound and digital assess¬ment data of 4 women seen in a tertiary Urogyneco…