Mosab Nouraldein Mohammed Hamad2023-12-122023-12-1220170975-5888https://ds.eaeu.edu.sd/handle/10.58971/788Abstract- Background: This study was conducted at Berber cement factory in barber to assess cement dust exposure and relationship to complete hemogram change and allergic condition among workers. governorate leading to many pathological conditions one of those phenomenons is allergy, certainly among whom worked in cement factories. Objectives: To know the effect of exposure to the dust of cement on blood cells especially allergy Marker leucocytes. Methodology: A total of 120 exposed and 30 non exposed workers were enrolled in this case control study. Result: Allergy marker leucocyte (eosinophil) was increased (eosinophilia) other blood cell parameters were not affected. Conclusion: There is intimate relation between exposure to cement dust and eosinophilia. Recommendations: Furtherer studies are recommended with large sample size and taking the IgE measurement as a priority ofthe followingstudies.other