dˌaɪəɡnˈoʊsɪs ʌv ˌeɪdˈiː ɪz mˌeɪd baɪ mˈɛʒɚɹɪŋ ɐn ˈɪŋkɹiːs ɪn sɪstˈɑːlɪk blˈʌd pɹˈɛʃɚ ɡɹˈeɪɾɚ ðɐn twˈɛnti tə θˈɜːɾi ˌɛmˈɛm ˌeɪtʃdʒˈiː.
Diagnosis of AD is made by measuring an increase in systolic blood pressure greater than 20 to 30mmHg.