abnormal alpha-beta intraepithelial T cell morphology +
abnormal alpha-beta T cell number +
abnormal CD4-positive, alpha beta T cell morphology +
any structural anomaly of the subset of T lymphocytes that carry the CD4 marker, recognize intravesicular peptides bound to MHC class-II molecules, and turn on antibody production
abnormal CD8-positive, alpha beta T cell morphology +