Table 2.

Ultrasonographical and pathologic findings from foetal death cases with virus coinfection during the ZIKV epidemic in Colombia

	Case 6	Case 7
Virus co-infection	CHIKV–ZIKV	CHIKV–ZIKV
Mother age (years)	22	22
Ultrasonographical findings	Intrauterine growth restriction, anencephaly	Overriding of skull bones, absence of heartbeats
Histopathologic findings	Trivascular umbilical cord without inflammatory process, thymus, kidney, spleen and intestinal wall with diffuse congestion, third trimester chorionic villi without inflammatory process, liver with extramedullary haematopoiesis	Autolysis changes that didn't allow a morphologic evaluation, lungs in the alveolar development stage, myocardium without collagen remodulation, kidney sample shows normal nephroblast development

CHIKV, chikungunya virus; ZIKV, zika virus.