abnormal alpha-beta intraepithelial T cell morphology +
abnormal alpha-beta T cell number +
abnormal CD5-positive T cell number +
abnormal effector T cell number +
abnormal gamma-delta intraepithelial T cell morphology +
abnormal gamma-delta T cell number +
abnormal intraepithelial T cell number +
reduced number of T cell present in columnar epithelia such as in the gastrointestinal tract; intraepithelial T cells often have distinct developmental pathways and activation requirements