how to cite this article: paul sp, ahmed s, painless loss of vision as the first presentation of undiagnosed neurofibromatosis 1 in a child. iran j child neurol. autumn 2015;9(4):58-60. abstract objective a 10 year old presented with painless loss of vision as the first manifestation of neurofibromatosis 1 (nf1). clinical assessment detected diagnostic features of nf1 and magnetic resonance ima...