As the area under the curve (AUC) values show the increase of myeloid dendritic cell BDCA1+CD19-TLR2+ values for endometriosis patients in disease stages 3–4, with infertility and adhesion, this parameter render to be the most sensitive and specific parameter to determine who are endometriosis patients with these clinical symptoms. The gene discussed is CD19; the disease is endometriosis.