Secondary Hemophagocytic Lymphohistiocytosis in a Neonate with SARS-CoV-2 Infection.

BACKGROUND Infants born to mothers with Coronavirus disease (COVID-19) are susceptible to infection, either vertically or horizontally. The mechanism is not completely understood. Regardless, it is rare that an infant with COVID-19 suffers from serious, life-threatening complications.

Coronaviruses in children: A review of potential mechanisms of childhood protection.

Aim: The 2019 coronavirus disease (COVID-19) has spread worldwide and the number of cases continues to rise exponentially. Epidemiologic reports indicate that severity of illness increases with age. However, the reasons behind the relative protection of children and infants are unclear.