Answer:
the embryonic
Explanation:
Rubella virus infection during pregnancy, especially in the first trimester, may compromise the embryonic development of the fetus and cause miscarriage, fetal death and congenital anomalies, which characterize Congenital Rubella Syndrome (CRS). Clinical manifestations of CRS may be transient (purpura, thrombocytopenia, hepatosplenomegaly, jaundice, meningoencephalitis, radiolucent osteopathy), permanent (hearing impairment, cardiac malformations, cataract, glaucoma, retinopathy pigmentaris), or late (developmental delay, diabetes mellitus).
