Vertebral Anomalies and Variable Endocrine and T-Cell Dysfunction, also known as vetd, is related to t-cell immunodeficiency with thymic aplasia and ulnar-mammary syndrome. An important gene associated with Vertebral Anomalies and Variable Endocrine and T-Cell Dysfunction is TBX2 (T-Box Transcription Factor 2), and among its related pathways/superpathways is Heart development. Affiliated tissues include thymus and thyroid, and related phenotypes are hypertelorism and cleft palate