There is no relation of groin lymph nodes with high bilirubin
The levels of bilirubin you mentioned seems unbelievable in the present context of your symptoms.
Kindly verify the levels of bilirubn.
You have not mentioned the the virus which was detected in past.
The causes of swelling of lymph nodes in groin area are generally because of
Infection in feet,legs,pelvic area
Sexually transmitted diseases
Normally these swollen lymph nodes
disappear in two weeks time however ,if they persist or increase in size or get accompanied by night sweats
then you should consult your doctor for the investigations.