/skli roh"sing pan"en sef'euh luy"tis, pan'-/ , Pathol.
a rare infection of the central nervous system caused by the measles virus, occurring in children and adolescents several years after a measles attack and characterized by progressive personality changes, seizures, and muscular incoordination. Abbr.: SSPE
[ 1965-70; SCLEROS(IS) + -ING 2 ; PAN- + ENCEPHALITIS ]