| Pathogen | Screening | Therapy |
| Cytomegalovirus | Virus antigen in amniotic fluid | None approved |
| Herpes simplex | Cultureamniotic fluid or fetal tissue | Acyclovir for maternal indications |
| Parvovirus B19 | Maternal IgM, IgG | Close observation |
| PCR amniotic fluid, fetal blood | In-utero transfusion | |
| Rubella virus | Fetal body fluid IgM | None |
| Coxsackievirus | None | None |
| Varicella Zoster | Maternal IgM | Acyclovir for maternal indications |
| Syphilis | Non-treponemal and treponemal serology | Penicillin |
| Toxoplasmodium gondii | Maternal or placental IgM, IgG; amniotic fluid PCR | Spiramycin with sulfadiazine |
| Tryponosoma cruzii (Chagas disease) | Maternal serology for T. cruzii | Benznidazole |
| Adenovirus | Maternal IgM, IgG, PCR and serology | None |
| Coxsackievirus | Maternal serology | None |
