“…Affecting 2-3/10,000 population, neurofibromatosis is the most common phakomatosis [4]. There are rare case reports of spontaneous subperiosteal hemorrhage in NF-1 patients with 2 reports demonstrating the subperiosteal neurofibromas with concomitant hemorrhage, this case being the third [3], [4], [5], [6], [7], [8], [9], [10].…”