Between 50 and 70% of people also develop persistent generalized lymphadenopathy, characterized by unexplained, non-painful enlargement of more than one group of lymph nodes (other than in the groin) for over three to six months.
Entre o 50 e o 70% das persoas afectadas desenvolven linfoadenopatía xeneralizada persistente, caracterizada polo agrandamento inexplicado e non doloroso de máis dun grupo de ganglios linfáticos (distintos dos das inguas) durante de tres a seis meses.