Dermatitis associated with the Ornithonyssus bacoti

Abstract

Cutaneous lesions  caused by  Ornithonyssus bacoti are misdiagnosed as other infection with bacteria or fungi or as allergies . Dermatitis in the persons working in animal house was  infested with O. bacoti is reported in this study .A small number of studies confirmed that the Ornithonyssus species may cause dermatitis in human. The physical examination for patients showed separate papules scattered over their       ( arms, shoulder  ,legs) , restlessness  and urticaria -like dermatitis Microscopic examination was performed for 80 parasite from rat in animal house  and  20  from clothing of researchers that worked in animal house and confirmed by PCR  amplification