Pruritic papular eruption of HIV disease
Pruritic papular eruption (PPE) is characterized chronic pruritus and symmetric papular and pustular on the extensor surfaces of the arms, dorsum of the hands, trunk, and face with sparing of the palms and soles. with the absence of other definable causes of itching in an HIV infected patient. PPE seems to be much more prevalent in less developed regions of the world. See also 
 List of cutaneous conditions

References  

Eosinophilic cutaneous conditions