Purpose of the study : Analysis available data on geno-phenotypic correlations and atypical forms neurofibromatosis type 1. Material methods . We searched for relevant sources in Scopus, Web Science, PubMed systems, including publications from May 1993 to October 2021. Of 318 studies we identified, 59 were used write a systematic review. Results found describing 1 with an erased course without ...