ɪn ɹˈaɪt ˈeɪtɹɪəl ˈaɪsəmɚɹˌɪzəm, bˈoʊθ ˈeɪtɹiə ʌvðə hˈɑːɹt ɑːɹ mˌɔːɹfəlˈɑːdʒɪkəl ɹˈaɪt ˈeɪtɹiə lˈiːdɪŋ tʊ ɐsˈoʊsɪˌeɪɾᵻd ɐbnoːɹmˈælᵻɾiz ɪnðə pˈʌlmənˌɛɹi vˈɛnəs sˈɪstəm.
In right atrial isomerism, both atria of the heart are morphological right atria leading to associated abnormalities in the pulmonary venous system.