ɪt ɹɪzˈʌlts fɹʌm ɐn ˌɛmbɹɪəlˈɑːdʒɪkəl mˌælfɔːɹmˈeɪʃən ɪnwˌɪtʃ ðɪ ˈɜːli pˌæŋkɹiːˈæɾɪk bˈʌdz ˌʌndɚɡˈoʊ ˌɪnɐpɹˈoʊpɹiət ɹoʊtˈeɪʃən ænd fjˈuːʒən, wˌɪtʃ kæn lˈiːd tə smˈɔːl bˈaʊəl əbstɹˈʌkʃən.
It results from an embryological malformation in which the early pancreatic buds undergo inappropriate rotation and fusion, which can lead to small bowel obstruction.