【医】 单纯性疱疹

Herpes simplex \Her"pes simp`lex\, n. (Med.)
either of two forms of herpesvirus infection, distinguished
as being caused by herpes simplex virus type 1 (HSV-1), which
causes mostly sores and eruptions around the mouth (cold
sores and fever blisters) and at other points above the
waist, and herpes simplex virus type 2 (HSV-2), causing
genital herpes. HSV-1 is also known in some cases to cause
genital herpes infections.
[PJC]