Most common rash of<unk> 
Presenting symptom of<unk>  in up to ~80% cases
3x more common when CD4 count < 200
Up to 46% of<unk>  patients have this rash at some time of disease course
Diagnosis of exclusion
Pruritic papular eruption of HIV
Folliculitis
Herpetic whitlow
Cellulitis
Phytophotodermatitis
Fungal infection
Syphilis
HSV infection