You're correct, it's "bug chasers." Sick doesn't even begin to describe it.
Okay I think I'm right on this.The HIV positive predators are called "Givers" and the AIDS victim wannabes are called "bug chasers". In SF and NY I understand that there are parties where the givers and the chasers get uhh connected for fun and well... give chasing.. Hey if somebody from the DU wants to straighten this out...