Life-threatening human herpes virus-6 infection in early childhood: presenting symptom of a primary immunodeficiency?
HHV-6 infection should be considered in infants and young children with respiratory failure or meningo-encephalitis without clear causative agent or failure to respond to empirical treatment. A thorough immunologic workup and early start with antiviral therapy in any patient with a life-threatening course of HHV-6 infection is mandatory, because a severe HHV-6 infection can be the first indication of a primary immunodeficiency.
Patients with a recent history of preeclampsia demonstrate signs of relative insulin resistance, hypertriglyceridemia and hyperuricemia as well as increased blood pressure as compared with women who had a normal pregnancy. However, in contrast to other women with insulin resistance, they have a normal androgen status.