Neurofibromatosis-Noonan Syndrome, also known as nfns, is related to villonodular synovitis and pigmented villonodular synovitis. An important gene associated with Neurofibromatosis-Noonan Syndrome is NF1 (Neurofibromin 1), and among its related pathways/superpathways are Infectious disease and Signal Transduction. Affiliated tissues include skin and heart, and related phenotypes are ptosis and hypertelorism