Abstract: Neurofibromatosis type 1 (NF1) is an autosomal predominant, mucocutaneous and inclination disorder. They include it in the development of benign and malignant tumors. Hereditary change in NF1 prompts changes in the outflow of cytoplasmic protein. 90% of all cases represent NF1 in neurofibromatosis. children tainted with NF1, they distinguish them inside a year.NF1 Patients ordinarily experience the ill effects of the café au laitt, freckling, and skeletal dysplasia.