Itching in the pubic area
Visible lice or tiny eggs attached to pubic hair
Small blue-gray or red bite marks on the skin
Irritation or inflammation in the groin
Dark specks in underwear from lice droppings
Itching that gets worse at night
Lice or eggs found in coarse body hair such as pubic, armpit, beard, chest, or eyebrow hair
Symptoms after sexual contact with someone who has pubic lice
A healthcare professional confirming the diagnosis