Group is an acute infectious illness usually occurring in children; it
is characterized by brassy cough and strider. The main pathogens incl
ude mainly parainfluenza and influenza viruses, Recently there have be
en reports of prolonged croup caused by the herpes simplex viruses. We
report two cases of prolonged croup due to herpes simplex types 1 and
2. We also review and summarize the reported pediatric cases of herpe
tic croup.