FLT1 and cytomegalovirus infection: This case report shows the potential utility of angiogenic markers, such as placental growth factor (PlGF) and soluble fms-like tyrosine kinase-1 (sFlt-1), in assessing CMV-related placental involvement and monitoring the effect of antiviral therapy on placental function, and highlights the possibility of integrating these markers into the clinical management of CMV infection.