<prompt> The pathognomonic sign of neurofibromatosis isCafe-au-lait maculesAxillary freklingShagreen patchNone of the above  <response>: B i.e. Axillary freckling Neurofibromatosis is autosomal dominantQ disorder. Axillary freckling crowe sign is a pathognomic sign of von- Reckling hausens type 1 neurofibromatosisQ. Cafe - au - lait macules alone are not absolutely diagnostic of NF1, regardless of their size and number. 