TORCH 10 parameters IgG and IgM is a blood test panel used to detect antibodies against ten different infections in pregnant women. The acronym TORCH stands for Toxoplasmosis, Other (Syphilis, Varicella-Zoster, Parvovirus B19), Rubella, Cytomegalovirus, and Herpes simplex virus. The test is performed by collecting a blood sample from the patient, which is then analyzed in a laboratory. The results can help identify potential risks to the developing fetus and allow for appropriate medical interventions.